home > news & views a-z list- o News, FAQs & Views A-Z List - O A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Advanced Search Option » Search MedicineNet.com Slideshows, Images, Quizzes Diseases & Conditions Symptoms & Signs Health & Living Medications & Supplements Procedures & Tests News & Views Features, Tips & Recipes MedTerms Dictionary Search MedicineNet OR select from the options above. Search MedicineNet OR select from the options above. Search Slideshows, Images, Quizzes Search Diseases & Conditions Search Symptoms & Signs Search Health & Living Search Medications & Supplements Search Procedures & Tests Search News & Views Search Features, Tips & Recipes Search MedTerms Dictionary O → Oa-ObOc-OlOm-OoOp-OrOs-OsOt-OvOw-Oz Oa-Ob O'Brien Potato Casserole Recipe Oat bran OK for someone with celiac sprue? Oat Crisp - Rhubarb Recipe Oatmeal - Cranberry Pecan Recipe Oatmeal Lowers Cholesterol Oatmeal Raisin Cookie Muffins Recipe Oatmeal-Chocolate Chunk Cookies Recipe Oats - Cinnamon Vanilla Toasted Recipe Oats Not Always Gluten-free Ob-Gyn Group Lists Procedures That Are Not Needed Ob-Gyns on Trial Ob-Gyns Should Screen for Domestic Abuse: Experts Ob-Gyns: Use Ultrasound to Assess Pelvic Symptoms Ob/Gyn Group Urges Pregnant Women to Shun Paxil Ob/Gyn Group Urges Routine HIV Tests for All Women Ob/Gyn Visit to Screen for Heart Disease Obama 'Sorry' Some People Losing Health Coverage Obama Administration Delays Piece of Health-Reform Obama Administration Stands by Contraception Rule Obama Administration Tackles Antibiotic Resistance Obama Administration Takes Aim at Drug Epidemic Obama Appoints 'Ebola Czar' Obama Asks Congress $1.9 Billion to Battle Zika Obama Calls for National Debate on Mental Health Obama Considers Naming an 'Ebola Czar' Obama Defends Health Care Law, Offers Fixes Obama Encourages Americans to Get Health Coverage Obama Lifts Curtain on 'Precision Medicine' Plan Obama Moves to Cut Power Plant Emissions Obama Proposes $911 Billion for Health Services Obama Seeks to Expand Opioid Addiction Treatment Obama Signs Kids' Health Insurance Bill Obama Steps Up Aid to Fight Ebola in West Africa Obama Takes Antibiotic Fight From Pharmacy to Farm Obama to Appeal Stem Cell Ruling Obama Unveils Plan to Tackle Antibiotic Resistance Obama Unveils Vast Brain-Mapping Project Obama Urges Calm, Opposes Ebola Scare Travel Ban Obama's Health Plan: The Debate Goes On Obama: You Can Keep Your Health Plan For a Year Obamacare Allows Tobacco Surcharge on Smokers Obamacare and the Supreme Court: What's at Stake Obamacare Boosting Breast Cancer Screenings Obamacare Buyers Could Have Fewer Choices in 2017 Obamacare Dealt Setback by Federal Appeals Court Obamacare Enrollment Initiative Targets Latinos Obamacare Enrollment Nears 3.3 Million Obamacare Enrollment Reaches 4 Million Obamacare Expanding Coverage for the Poor, Study Obamacare Helps Those With Mental Health Issues Obamacare Helps Young Adults Get Health Insurance Obamacare Likely to Spur Rise in Chronic Diseases Obamacare May Mean Healthier Young Adults, Study Obamacare Won't Swamp Doctors, Study Contends Obamacare's Health Exchanges Up and Running Obese Americans Get High Quality Medical Care Obese Black Kids More Susceptible to Hypertension Obese Black Women at Higher Risk for Large Babies Obese Boys, Impotent Men? Obese Children May Miss More School Obese Children Struggle With Joint Pain: Study Obese Children Twice as Likely to Die Young? Obese Children With Leukemia Fared Worse in Study Obese Colon Cancer Survivors Face Poor Prognosis Obese Couples & Infertility Obese Dieters Share Success Strategies Obese Donors & Risks for Kids' Liver Transplants Obese Drivers Less Likely to Buckle Up: Study Obese Drivers More Likely to Die in Car Crash Obese Employees Miss More Work, Study Finds Obese Girls Prone to Poorer Grades, Study Suggests Obese Have More Complications With Spinal Surgery Obese in Adolescence, Colon Cancer in Later Life? Obese Kids a Universal Target for Bullies Obese Kids at Higher Risk for Heart Disease Obese Kids Have Higher Levels of Stress Hormone Obese Kids Have More Asthma, With Worse Symptoms Obese Kids Have More Reflux Disease Obese Kids May Be at Higher Risk for Heart Disease Obese Kids May Be More Likely to Snore Obese Kids May Face Immediate Health Woes Obese Kids May Show Early Signs of Heart Trouble Obese Kids Suffer More Leg, Foot Injuries: Study Obese Kids Who Lose Weight May Cut Heart Risk, Too Obese Kids' Brains Show Stronger Response to Suga Obese More Likely to Have Advanced Thyroid Cancer Obese More Likely to Survive Bloodstream Infection Obese Mothers Have High Heart Attack, Stroke Risk Obese Often Denied Entry to Graduate School Obese Patients Have Less Success With Back Surgery Obese Patients May Benefit the Most From Surgery Obese Patients More Prone to 'Doctor Shopping' Obese People Fall Into 6 Groups: Study Obese People Live as Long as Slimmer People Obese People May Be More Vulnerable to Food Cues Obese People Trying to Shed Pounds Often Go Up Obese Postmenopausal Women and Breast Cancer Obese Pregnant Women & Infections Obese Should Lose Weight Before Kidney Transplant Obese Smokers Put on More Weight After Quitting Obese Teen Boys Make Less in Workforce Obese Teens at Risk for Severe Adult Obesity Obese Teens Can Have Heart Damage Without Signs Obese Teens Eat Up Fast-Food Hype, Study Says Obese Teens Less Likely to Use Birth Control Obese U.S. Kids Think They're Thinner Obese White Women Shy Away From Colon Cancer Test Obese With Pancreatic Cancer Have Shorter Survival Obese Women Attempting IVF Have Lower Egg Quality Obese Women Higher Risk of More Breast Cancer Obese Women, Risk for Polycystic Ovary Syndrome Obese Women, Birth Control Pills, and Stroke Risk Obese Workers' Health Costs Top Those of Smokers Obese, Pregnant With Sleep Apnea Increases Risk Obesity After Age 50 Raises Diabetes Risk Obesity and Chronic Pain Links Obesity and Depression Often Twin Ills, Study Obesity and Depression: A Vicious Circle? Obesity and Disability in Older Women Obesity and Greater Prostate Cancer Risk in Blacks Obesity Before Pregnancy Tied to Raised Risks Obesity Biggest Risk Factor for Diabetes in Poor Obesity Boosts Back Surgery Complication Rate Obesity Boosts Gum Disease Risk Obesity Can Cause 'Silent' Damage to Heart Obesity Can Send Kids' Blood Pressure Soaring Obesity Can Take Toll on Sex Life Obesity Cause of 'Phantom' Brain Tumors in Kids Obesity Complicates Lung Cancer Surgery: Study Obesity Complications After Plastic Surgery Obesity Crisis Fueling Big Jump in Sleep Apnea Obesity Crisis Has Scaled Even the Himalayas Obesity Cuts Risk of Dying After Heart Attack Obesity Does Slow People Down, Study Confirms Obesity Doesn't Always Guarantee Heart Disease Obesity Driving Rising U.S. Health Costs Obesity Drug - Xenical...Online Obesity During Pregnancy Linked to More Asthma Obesity Epidemic Obesity Epidemic Cuts Life Spans of Young Adults Obesity Epidemic Hitting Hispanics Hard, Study Obesity Epidemic: Supersized Nation Still Rules Obesity Falling in Some Kids, but Not All Obesity Fueling Rise in Diabetes Rates, Study Obesity Gene Explains Weight Gain With Age Obesity Gene May Also Raise Dementia Risk Obesity Gene Tests No Hamper to Weight-Loss Obesity Greatly Raises Endometrial Cancer Risk Obesity Harms Tongue Cancer Survival Rates Obesity Heightens Kidney Disease Risks Obesity Helps Spur Cancer's Growth, Study Suggests Obesity Hides Fetal Abnormalities on Ultrasounds Obesity Higher in Women Than Thought Obesity Hits Rural Areas Harder Than Cities Obesity in Children Obesity in Children: How to Help Obesity in Children: Mommy, Am I Fat? Obesity in Middle Age Tied to Rapid Mental Decline Obesity in Pregnancy Ups Heart Defect Risk in Kid Obesity in Teens Raises Risk for Illness, Death Obesity in Teens Tied to Possible Kidney Problems Obesity Is Driving Surge in Knee Replacements Obesity Isn't Sole Cause of Type 2 Diabetes Obesity Less Harmful to Self-Esteem in Black Women Obesity Linked to Asthma in Children Obesity Linked to Greater Risk of Stillbirth Obesity Linked to Higher Asthma Risk in Women Obesity Linked to Increased Odds of Losing Baby Obesity Linked to Lower Paychecks Obesity Linked to Many Cancer Cases in U.S. Obesity Linked to More Severe Bone, Joint Injuries Obesity Linked to Poor Mother-Toddler Bond Obesity Linked to Poorer Mental Skills in Seniors Obesity Linked to Prostate Cancer Death Rates Obesity Linked to Prostate Cancer, Study Finds Obesity Linked to Risk of Hearing Loss in Teens Obesity Linked to Worse Fibromyalgia Symptoms Obesity Linked with Mood and Anxiety Disorders Obesity May Affect Breast Cancer Recovery Obesity May Be Hard on Your Hearing, Study Says Obesity May Boost Migraine Odds Obesity May Hinder Treatment of Some Breast Cancer Obesity May Increase Migraine Odds Obesity May Increase Risk of Preterm Birth Obesity May Not Hurt Kids' Classroom Performance Obesity May Not Take Years Off Your Life Obesity May Raise Breast Cancer Death Risk Obesity May Raise Odds for Painful Leg Condition Obesity May Raise Risk of COPD Obesity May Raise Risk of Fibromyalgia Obesity May Reduce Odds of IVF Success, Study Obesity May Shorten Colon Cancer Survival Obesity May Shorten Lives By Almost 4 Years: Study Obesity May Speed Aging of the Liver, Study Obesity May Up Death Risk With Colon Colon Cancer Obesity Might Lower Teens' Thinking Skills, Study Obesity Predicts Psoriatic Arthritis Obesity Prevention Should Focus on Day Care Obesity Puts Young Kids at Risk of Social Isolation Obesity Raises Women's Cancer Risk by 40 Percent Obesity Rate in U.S. Higher Than Thought? Obesity Rate May Hit 42% by 2050 Obesity Rate Swells in 28 States Obesity Rates Are Increasing in 16 States Obesity Rates Leveling Off, But Still High Obesity Rates Might Mean More Rheumatoid Arthritis Obesity Rates Rise Among Mexican-Americans Obesity Rates Still Rising, CDC Says Obesity Rates Triple in Canada Obesity Rates Weigh Down Cities' Budgets Obesity Remains Rampant Across America Obesity Researchers Identify 'Good Fat' in Mice Obesity Rise Hurts Health More Than Smoking Obesity Risk Factors May Vary for Boys, Girls Obesity Surgery Patients Have Mental Health Risk Obesity Surgery Seems to Reduce Heart Risks, Study Obesity Surgery Tied to More Weight Loss Obesity Tied to Common Kidney Cancer Obesity Tied to Decline in Kidney Function Obesity Tied to Half a Million Cancers Worldwide Obesity Tied to Higher Risk for Colon Cancer Obesity Ups Cancer Death Risk Obesity Weakens Immune Response Obesity Weighs on Everyone Obesity Won't Affect Joint Surgery Safety, Study Obesity Won't Affect Seniors' Memory Obesity Worsens Brain Damage of Heavy Drinking Obesity's Death Toll Much Higher Than Thought Obesity's Health Costs Double Earlier Estimates Obesity's Link to Type 2 Diabetes Not So Clear-Cut Obesity, 'The Pill' May Raise MS Risk Obesity, Arthritis, and Lack of Exercise Linked Obesity, Depression Linked to Daytime Sleepiness Obesity, Diabetes Complications And Joint Surgery Obesity, Diabetes, Heart Disease Speed Dementia Obesity, Drinking a Double Threat to the Liver Obesity, Exercise Affect Risk for Colon Cancer Obesity, Lack of Exercise Heighten Arthritis Risk Obesity, Overweight Rates Jump Worldwide, Report Obesity, Smoking Linked to Teen Migraines Obesity, Smoking Might Threaten Breast Implants Obesity, Smoking, Drinking, Depression, Back Pain Obesity-Asthma Link: Fat Cells May Trigger Asthma Obesity-Related Enzyme Targeted in Mouse Study Obesity-Related Ills Shave 8 Years Off Life Obesity-Related Inflammation Boosts Heart Risks Obesity: Are We as Fat as We Can Get? Obesity: Bedroom TVs Linked to Fatter Kids Obesity: Body Fat, the Silent Killer Obesity: Holiday Weight Gain a Big Fat Lie Obesity: Outcomes Worse With Early Breast Cancer Obesity: Selecting A Weight Loss Program Obesity: Serious Disease or Moral Failure? Obesity: The Science of Fat Obsessive Compulsive Disorder FAQs Obsessive Compulsive Gene hSERT Obstetric Complication Rates Vary Widely Obstructive Sleep Apnea Linked to Depression? Back to Top ↑ Oc-Ol Occipital Nerve & Cluster Headaches Occupational Hazard for Teachers? Occupational Therapy Benefits Osteoarthritis Octaplas Approved for Blood-Clotting Disorders October Doctors Pulse Odds of a Healthy Baby Increase With Single Embryo Transfer Odomzo Approved for Recurring Basal Cell Carcinoma Off Season Not Enough to Recover From Football Hit Off-Campus Party Hosts Drank Most in College Office Microwave Is A Mess MEMO Office Romance OK With Most Folks Office Temperature Settings May Have a Gender Bias Office Workers Face Exposure to Flame Retardant Office Workers, On Your Feet! Officials Designate 35 Ebola Treatment Centers Officials Report First Zika Death in Puerto Rico Officials Tracking Pet Turtle Salmonella Outbreak Ofirmev Sanctioned for Pain and Fever Oh-So-Cold Temperatures Plague Older People Ohio Releases Names of Insurance Companies, Rates Oil and Gas Industry Worker Death Rates Down Oil-Swishing Craze: Snake Oil or All-Purpose Reme OK to Drive 2 Weeks After Getting New Hip Oklahoma Tornadoes a Reminder to Be Prepared Old Americans Need Protein to Keep Muscles Strong Old Bones Give Clues to Leprosy's Demise in Europe Old Drug for Advanced Breast Cancer Beat Newer One Old Drugs May Have New Use Against Hepatitis C Old Electronics Potential Source of Lead Exposure Old Heart Patients Benefit From Aggressive Therapy Old Tech Helps Soldiers With New Wound Infection Old Wood Stoves a Costly Way to Keep Warm Old-Fashioned Medicine Back Again Older Adults Can Safely Donate a Kidney, Study Older Adults Have Lower Rates of Mood Disorders Older Adults Less Stressed Older Adults Sharpest in the Morning, Study Finds Older Adults' Posture Predicts Future Disability Older Age May Mean Fewer Hangovers Older Americans Have Active Sex Lives Older Americans Living Longer, But More Obese Older Americans See Better Today, Study Finds Older Antibiotic Still Works for Staph Infections Older Antidepressants Linked to Heart Risk Older Antipsychotics May Work Like Newer Ones Older Black Trauma Patients Fare Better Than White Older Blacks, Latinos Struggle With Diabetes Cont Older Blood as Good for Preemie Transfusions Older Blood Just as Good for Transfusions Older Blood Poses No Harm to Heart Surgery Patient Older Breast Cancer Patients Follow Drug Therapy Older Brothers Might Spur Kids' Aggression Older Cancer Survivors Common in Next Decade Older Cars a Bad Choice for Younger Drivers Older Colon Cancer Patients Unlikely to Get Chemo Older Dads May Pass on Longevity to Kids, Study Older Donated Blood Safe for Heart Surgery Patient Older Drivers - When Should You Stop Driving? Older Drivers May Be Vulnerable to Just One Drink Older Drivers: The Car Key Decision Older Drug Cuts Suicide Risk With Mood Disorders Older Execs Bring Pluses, Minuses to the Job Older Fathers More Likely to Have Autistic Kids Older Fathers, Lower IQ in Kids? Older Folks Watch More TV, Get Less Out of It Older Folks, College Kids Make Decisions Quickly Older HBP Patients Unlikely to Get Lifestyle Tips Older Heart Attack Survivors Don't Stick With Meds Older Hispanic Men at Risk of Hearing Loss, Study Older HIV Patients Take Medication More Regularly Older Infertile Couples Should Try In Vitro Older Lung Cancer Patients Get Less Treatment Older Male Scientists Likelier to Commit Fraud Older Men Gain Little From PSA Test: Study Older Men, Younger Women Older Mothers at Higher Risk of Child With Autism Older Motorcyclists More Likely to Be Hurt Older Patients May Fare Better in Trauma Centers Older Patients More Likely to Fill Generic Statins Older Patients Unlikely to Go to Trauma Centers Older People Must Work Out More to Keep Muscles Older People With Dementia Cared for at Home Older Problem Gamblers Face Increased Suicide Risk Older Prostate Cancer Patients May Be Overtreated Older Smokers More Likely to Deny Habit Older Smokers With Migraines Face Strokes Older Travelers at More Risk of Dying From Malaria Older Woman/Younger Man Relationships Older Women Get Fewer Kidney Transplants Than Men Older Women Need Pap Smears, Too Older Women Say They Want More Sex, Not Less Older Women Spend Two-Thirds of Their Day Sitting Older Women With Asthma Face Worse Health Outcomes Older Women's Stroke Risk Linked to Sleep Older Women, Missed Mammograms, Worse Cancer Older Workers Who Drive Top Traffic Death List Older, Abused Women Suffer Poor Mental Health Older, Sicker Patients Admitted to Hospitals Oldest Known Dinosaur Nesting Site Found Oldest Sister at Greater Risk of Obesity, Study Olestra, Fake Fat Olive Oil Gets FDA Green Light Olive Oil in Diet Could Cut Stroke Risk Olive Oil May Protect Against Bowel Disease Olive Oil: All About Olive Oil Olive Salad Recipe Olympian's Cancer: Treat or Compete? Olympic Medalists Live Longer Olympic-Class Athletes Abound in Animal Kingdom Olympics in Beijing: Air Quality Woes Back to Top ↑ Om-Oo Omega 3 Supplements Don't Help With Depression Omega-3 & Depression Omega-3 Fatty Acid Role in Bipolar Disorder Omega-3 Fatty Acids After Heart Attack Omega-3 Fatty Acids Don't Protect Heart Patients Omega-3 Fatty Acids Help Brain Age Better Omega-3 Fatty Acids May Lower Blood Pressure Omega-3 Fatty Acids Might Curb Depression Omega-3 Fish Oil Supplements and Antidepressants Omega-3 Heart Benefits Not Seen With Diabetes Omega-3 May Lower Type 1 Diabetes Risk Omega-3 May Reduce Endometriosis Risk Omega-3 No Help Against Repeat Heart Trouble Omega-3 Supplements and Preterm Birth Risks Omega-3 Supplements May Not Aid Aging Brain Omega-3 to Safely Treat Precancerous Bowel Polyps Omega-3 Won't Prevent Irregular Heart Beat Omega-3: Good Fat, Bad Fat: Dietary Fat, The Facts Omega-3s Help Ward Off Lou Gehrig's Disease Omega-3s in Formula Can Help Baby's Eyesight Omega-3s Lack Benefits for Heart Attack Patients Omega-3s Linked to Lower Dementia Risk Omega-3s May Protect Against Psychosis Omega-3s May Slow Aging in Heart Patients Omega-3s No Help Against Age-Linked Eye Trouble Omega-3s No Help for Depression? Omelet, Funny Face Recipe OMG, Guys Can Talk Like Valley Girls, Too? Omnaris (Cirlesonide) Omontys for Anemic People With Kidney Disease On Nutritious Drink Studies, Consider the Funding On-the-Job On-the-Job Stress Won't Raise Your Risk for Cancer On-the-Job Training Funds for Pediatricians Lag Once a C, Always a C? Once-a-Week Sex Makes for Happy Couples: Study Once-a-Year Bone Drug Lowers Fracture Risk Once-Banned Bird Flu Study Has Sobering Findings Once-Daily Combo Works for New HIV Patients Once-Daily Inhaler Approved for COPD Once-Daily Ivermectin Is a Safe Rosacea Treatment Once-Obese Women Still Face Stigma, Study Finds One Baby per Hour Born Drug Dependent One Baby Shot for 5 Diseases One Billion People Don't Get Enough Vitamin D One Day, You May Be Able to Regrow a New Hand One Drink May Help Heart, But Two Is Too Many One Exercise Session, a Good Night's Sleep? One Eye's Disease Affects Other Eye's Progression One in 10 Cancer Survivors Still Smoke Years Later One in 10 U.S. Kids Diagnosed With ADHD: Report One in 12 Older Americans Struggles to Afford Food One in 12 Stroke Survivors Contemplates Suicide One in 50 School-Aged Children in U.S. Has Autism One in 600 Flights Involves Medical Emergency One in Five U.S. Kids Over Age 5 Unhealthy Cholest One in Five U.S. Smokers Has Tried an E-Cigarette One in Six Americans Binge Drink: CDC One Last Summer One Man's Harrowing Battle With Hepatitis C One or Two Drinks a Day Might Boost Cancer Risk One Part of the Brain Doesn't Age, Study Suggests One Path to Fitter Kids: More P.E. at School One Person's 'Healthy' May Be Another's Junk Food One Season in High School Football Alters Brain One Stillbirth Greatly Raises Odds for Another One Sugary Soda a Day Raises Diabetes Risk One Woman's Cancer Battle for New Treatment One-a-Day Anti-Seizure Drug for Epilepsy One-Fifth of Hospitals Give Bad ER Stroke Advice One-Quarter of Narcotic Painkillers Misused, Study One-Third of Diabetics Have Sleep Apnea One-Third of Mass Shootings Worldwide Occur in US One-Third of U.S. Adults Are Obese, CDC Says One-Third of U.S. Homeless Population Is Obese One-Third of Uninsured Are Chronically Ill One-Third of Young Stroke Victims Remain Disabled Onfi Approved to Treat Severe Seizures Onion Cream Treats New Stretch Marks Onion Foccacia Bread Bites Recipe Onion Recalls Continue Onions and Garlic for Cancer Onions: Full of Nutrients Onivyde Approved for Advanced Pancreatic Cancer Online Anti-Drinking Aids No Help Over Long Term Online Community Helps People Manage Epilepsy Online Dating as Honest as Real Life Online Dating Scams Take Emotional, Financial Toll Online Fantasy Games -- Threat to Marital Bliss? Online Health Info May Worsen Worriers' Anxiety Online Identities Likely to Match Reality Online Info Helps Pro-Active Stance Against Cancer Online Program Boosts Hand Washing, Cuts Infection Online Psychotherapy Helps With Emotional Problems Online Searches for 'Skin Cancer' Go Up in Summer Online Self-Tests for Alzheimer's Don't Work Online Tool Could Diagnose Autism Quickly Online Tool Predicts Chances of Kidney Failure Online, Phone Tests Assess Diabetes Risk Only 1 Child in Paralysis Outbreak Has Recovered Only 1 in 10 Eat Enough Fruits and Veggies Only 1 in 4 Young Teens Uses Sunscreen Regularly Only 1 in 5 Gay Teen Boys Get HIV Test Only Children More Likely to Be Overweight Only Close Family History Needed for Cancer Risk Only Half of Rectal Cancer Patients Get Treatment Only High-Risk Women Need Breast Cancer Gene Test Back to Top ↑ Op-Or Opdivo Approval Expanded to Include Lung Cancer Opdivo Approved for Advanced Kidney Cancer Opdivo Approved for Advanced Melanoma Open Floor Plan Offices Tied to More Sick Days Open Windows, Lower Risk for Preterm Birth: Study Open-casket funeral following an autopsy Operating Soon After Hip Fractures May Save Lives Opioid Painkiller May Be New Treatment for Heroin Opioid Painkillers Linked to Birth Defects Opioids Not Winning the Battle Against Pain, Study Opioids: What Patients -- and Doctors -- Think Opossums Interesting for Snake Anti-Venom Oprah and Bioidentical Hormones: FAQ Opsumit for Pulmonary Arterial Hypertension Optimal Heart Health Starts Early: Study Optimism May Be Partly in Your Genes Optimism May Boost Immune System Optimism Might Cut Your Risk for Heart Attack Optimism, Laughter May Bring Long Life Optimistic Outlook Boosts Heart Attack Recovery Optimistic Outlook May Boost Hispanic Heart Health Optimists Rule! Options Abound for Hair Loss Options for Coping With Kids' Food Allergies Options for Coping With Kids' Food Allergies Options for Heavy Menstrual Bleeding Options When Faced With Gallbladder Disease Optometrist vs Ophthalmologist Optune Device Approved for New Brain Cancer Oral Allergy Immunotherapy Helps Control Asthma Oral Allergy Treatment May Ease Asthma, Hay Fever Oral Cancer Prevention Oral Contraceptives and Ovarian Cancer Risk Oral Contraceptives Help Ease Rheumatoid Arthritis Oral Contraceptives May Help Treat Asthma Oral Health Care Oral HPV Infection Lasts Longer in Older Men Oral HPV Infection Strikes Men More Than Women Oral Sex Cause of Throat Cancer Rise Oral Yogurt 'Vaccine' Could Blunt Ouch Factor Orange Butter Recipe Orange Cranberry Chicken Recipe Orange Cranberry Sauce, Easy Recipe Orange Creamsicle Shake Recipe Orange Mango Chicken Recipe Orange Raspberry Whip Recipe Orbactiv Approved for Resistant Skin Infections Ordinary vs. Powered Toothbrushes Oregon Sets Affordable Care Act Insurance Rates Oregon Woman Tans Her Way to a Melanoma Diagnosis Organ Donor Rates Vary Widely Across America Organ Recipients at Raised Risk of Cancer Death Organ Rejection, Deaths in Lung Transplant Patient Organ Transplant Drug Keeps Immune System in Check Organ Transplantation Organ-Rejection Drug and Higher Cancer Risk Organic Food Standards and Labels: The Facts Organic Food: Is Natural Worth the Extra Cost? Organic Foods May Be Healthier, Review Finds Organic Foods Not Necessarily Better Organic Gardening: Beautiful Easy Herbs Organic Gardening: Getting Started Organic Milk and Meat Have Higher Nutrient Levels Organic Pollutants Linked to Gestational Diabetes Orgasms: Becoming a Multi-Orgasmic Woman Origins of Pregnancy-Linked High Blood Pressure Orthopedist Offers Tips for Shoulder Injuries Back to Top ↑ Os-Os OSHA's Safety Tests Protect Workers at Little Cost Osteoarthritis Osteoarthritis - 2001 National Meeting Reports Osteoarthritis 2002 Arthritis Conference Report Osteoarthritis and Weight Loss Audio Podcast Osteoarthritis Claims Up Among Younger Patients Osteoarthritis Costs U.S. Over $185 Billion a Year Osteoarthritis Most Common Reason Hip, Knee Osteoarthritis Risk Higher If Knees Point Outward Osteoarthritis Risk: Handy Finding Osteoarthritis Specific References Osteoarthritis Update: 2005 Arthritis Conference Osteoarthritis: 2004 Perspectives Osteoporosis Osteoporosis Osteoporosis Osteoporosis Osteoporosis Report - 2003 Arthritis Conference Osteoporosis - 2001 National Meeting Reports Osteoporosis : New Weapons to Fight Osteoporosis and Exercise Osteoporosis and Men Osteoporosis Drug Reclast Ups Kidney Failure Risk Osteoporosis Drug Seems to Shrink Breast Tumors Osteoporosis Drugs Linked to Fractures Osteoporosis Drugs Linked to Lower Cancer Risk Osteoporosis Drugs Linked to Rare Fractures Osteoporosis Drugs Linked With Fractures Osteoporosis Drugs May Be Linked to Cancer Risk Osteoporosis Drugs May Lead to Eye Trouble: Study Osteoporosis Drugs Work, but How? Osteoporosis Drugs Work, But No Clear Winner Osteoporosis Drugs' Safety Reviewed Osteoporosis in Men Osteoporosis Linked to Bone Gene Osteoporosis Medication Linked to Unusual Thigh Fractures Osteoporosis Meds Linked to Heart Problem Osteoporosis P & T '98 - Calcium Tables Osteoporosis Patients Underestimate Fracture Risk Osteoporosis Prevention Osteoporosis Prevention & Treatment Osteoporosis Prevention & Treatment Osteoporosis Prevention & Treatment Osteoporosis FAQs Osteoporosis Risk Factors Osteoporosis Screening May Miss Women at Risk Osteoporosis Screening Recommendations Osteoporosis Spine Fracture Pain Management Osteoporosis Symptoms, Risks, Prevention-audio Osteoporosis Tests Get New Guidelines Osteoporosis- Older Adults & Bone Loss Osteoporosis: 2004 Perspectives Osteoporosis: 2005 Arthritis Conference Highlights Osteoporosis: Attention Men Osteoporosis: Building Stronger Bones Osteoporosis: Fighting Osteoporosis Osteoporosis: Foods That Prevent Osteoporosis Osteoporosis: New Drug Forteo Osteoporosis: Prevention in Teen Years Osteoporosis: Stopping Before it Starts Back to Top ↑ Ot-Ov OTC Drug Labels Otezla Approved for Psoriatic Arthritis Other People's Flu Vaccines Help Shield Seniors Our Search for Religion and Spirituality Out of the Blue - Brooke Shields Out of Work May Mean Out of Sorts Out-of-Body Experiences Tested in Lab Out-of-Pocket Costs Rose Under Obamacare Out-of-Pocket Costs Side Effect of Treatment Out-of-Pocket X-Ray, CT Scan Costs Vary Widely Out-of-Shape Teens May Face High Blood Pressure Outcome of Peripheral Artery Procedure Outcomes for Kids Born With Fertility Treatments Outcomes Improving With Kidney Transplants Outcomes Vary With Heart Valve Replacement Outdoor Enthusiasts Need a Lightning Plan Outdoor Fast-Food Ads Linked to Obesity Outdoor Recess May Help Protect Kids From Eye Risk Outdoor Safety 101 Outdoor Time May Reduce Nearsightedness in Kids Outgoing Young People Become Happier Seniors Outpatients' Blood Clot Risk Needs More Attention Outreach Program May Help Poorer Smokers Quit Ovarian Cancer : 4 Early Symptoms Ovarian Cancer Awareness Ovarian Cancer DNA Detected in Vaginal Fluid Ovarian Cancer Drug Also Works WIth Prostate Tumor Ovarian Cancer Gene, Early Removal of Ovaries Ovarian Cancer Is More Than One Disease: Report Ovarian Cancer May Show Up Years Earlier Ovarian Cancer Patients Denied By-the-Book Care Ovarian Cancer FAQs Ovarian Cancer Screens for Low- Risk Women Ovarian Cancer Symptoms Ovarian Cancer Symptoms and Risk Factors Ovarian Cancer Test Shows Promise Ovarian Cancer Understanding Sees Improvement Ovarian Cancer Vaccine Might Extend Survival Ovarian Cyst Condition in Mom Raises Autism Odds Ovarian Drugs to Treat Breast Cancer? Ovarian Tissue Transplant Can Help Women Have Kids Ovarian Transplants Preserve Fertility in Cancer Ovary Removal Doesn't Raise Heart Risk Ovary Removal Might Raise Odds for Bone Loss Ovary Removal Not Needed in Endometrial Cancer? Ovary Removal Reduces Breast Cancer Death in BRCA Oven Beef Stew Recipe Oven Fried Blue Cheese Olives Recipe Oven-Baked Tortilla Triangles Recipe Oven-Fried Chicken Recipe Over 1 in 10 Use Daily Aspirin Inappropriately Over 4 Million Americans Say They've Driven Drunk Over Half of Seniors Plagued by Incontinence: CDC Over-Involved Mothers Tied to Women's Poor Eating Over-the-Counter and Herbal Remedies for Weight Lo Over-the-Counter Beauty Tips Over-the-Counter Bug Bite Remedies Don't Work Over-The-Counter Drugs - How To Read The Label Over-the-Counter Flonase Allergy Relief Approved Over-the-Counter Zyrtec-D Approved Overactive Bladder (OAB) Overactive Bladder a Common Problem, FDA Says Overactive Bladder: When You Need to Go, Go, Go Overactive Blood Platelets May Play Role in Lupus Overactive Thyroid Linked to Breast Cancer Risk Overactive Thyroid Linked to Higher Fracture Risk Overactive Thyroid May Raise Early Stroke Risk Overactive Thyroid Risk for Irregular Heartbeat Overcoming Eating Disorders Overcoming First-Day Jitters Overcoming Infidelity Overconfident Folks Cover Real Abilities Overdose-Reversal Kits Are Saving Lives Overdoses From Prescription Painkillers Rising Overdoses, Cellphone-Linked Car Crashes Top Causes Overeating Can Throw Off Metabolism Overeating May Raise Risk for Memory Problems Overeating: Stop Eating When You're Not Hungry Overeating: Stop Your Binge Eating Overindulgent Parents Breed Narcissistic Children Overloaded Backpacks Can Injure Kids: Experts Overly Controlling Moms Lose Out, Study Says Overly Strict, Controlling Parents Risk Raising Delinquent Kids Overnight Blueberry Streusel Coffee Cake Recipe Overnight Creme Brulee French Toast Recipe Overscheduled Child May Lead to a Bored Teen Overtime Boosts Heart Attack Risk Overuse Injuries Common in Female College Athletes Overuse Injuries Common in High School Females Overuse Injury Rise in Kids Playing Only One Sport Overuse of Opioids, Barbiturates Ups Migraine Risk Overview of Refractive and Laser Eye Surgery Overweight And Obesity Guidelines Overweight and Pregnant More Risk for Complication Overweight Hispanic Kids Show Markers for Diabetes Overweight Kids May Do Worse in Math: Study Overweight Kids Risk High Blood Pressure Overweight Men Face High Risk From Prostate Cancer Overweight Moms May Have Dangerously Big Babies Overweight Moms More Apt to Have Large Babies Overweight Mothers Who Smoke, Risk Birth Defects Overweight or Obese Teens Don't See the Problem Overweight Teen Girls May Have Higher Acne Risk Overweight Teen Years Tied to Later Cancer Risk Overweight Teens Don't Share in Life-Expectancy Overweight Teens Feel Stigmatized, Bullied: Study Overweight Teens in Denial Overweight Teens Often Miss Obesity Screening Overweight Teens Report High Rates of Bullying Overweight Teens Typically Eat Less Overweight Teens Who Lose Weight, More Successful Overweight While Younger Ups Kidney Risk Later Overweight, Obese Americans Keep Growing Overweight, Obese Kids Fare Worse in Hospital ICU Overweight, Obese Teens Show Early Heart Risks Overweight, Young Fall Prey to Weight-Loss Spam Overweight? Cocoa May Cut Blood Pressure Ovulation Issues-- Amos Grunebaum, MD Back to Top ↑ Ow-Oz Owner of Meningitis Pharmacy Declines Testimony Oxycodone Linked to Rise in Opioid-Related Deaths OxyContin (oxycodone) Questions and Answers Oxycontin Abusers Often Rely on 'Leftover' Meds OxyContin for Pain Mangement OxyContin Tops List of Abused Prescription Drugs OxyElite Pro Dietary Supplements Recalled Oxygen Bars - Is A Breath Of Fresh Air Worth It? Oxygen Chamber Therapy May Ease Fibromyalgia Oxygen Deprivation in the Womb May Raise ADHD Risk Oxygen Improves Survival of Preemies Oxygen May Not Help Heart Attack Victims Oxygen Therapy Recovery in Stroke Patients Oxygen Therapy Slows Type 1 Diabetes in Mice Oxygen Treatment May Improve the Odds for Preemies Oxytocin 'Love Hormone' Nasal Spray for Autism Oxytocin Hormone May Treat Autism Oxytocin Increases Trust, Not Gullibility Oxytocin More Than Mere 'Love Hormone' Oxytocin, Alcohol Seem to Work on Brain Ozone/Oxygen Shot Helps Heal Herniated Disk News, FAQs & Views A-Z List - O A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Advanced Search Option » Search MedicineNet.com Slideshows, Images, Quizzes Diseases & Conditions Symptoms & Signs Health & Living Medications & Supplements Procedures & Tests News & Views Features, Tips & Recipes MedTerms Dictionary Search MedicineNet OR select from the options above. Search MedicineNet OR select from the options above. 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