home > neurology center > neurology a-z list > h Neurology A-Z List - H 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 H → Ha-Hh | Hi-Hz Ha-Hh Half of Stroke Victims Don't Call 911, Study Shows Half-Siblings of Those With Autism at Raised Risk Hashimoto's Encephalopathy Having Old Grandfather Raises Child's Autism Risk Head Injuries Explain Henry VIIIs Erratic Behavior Head Injuries May Prematurely Age the Brain, Study Head Injury Head Injury Numbers Linked to Summer Play Head Injury Risks Linger Head Injury Symptoms Head Injury's Location Key to Concussion Effects Head Injury, Herbicide Exposure and Parkinson's Head Traumas: Big Source of Young Athlete Deaths Head/Neck Injury May Triple Younger People's Risk Headaches May Plague Many With HIV/AIDS Headaches Worse With Mild Head Trauma Than Severe Heading Soccer Balls Could Injure Brain Heading Soccer Balls Tied to Damaging Brain Change Health Highlights: Oct. 4, 2012 Health Tip: Communicate With an ADHD Child Health Tip: Do You Have Restless Legs Syndrome? Health Tip: Does Your Bike Helmet Fit? Health Tip: Easing Restless Legs Syndrome Health Tip: Having Balance Problems? Health Tip: Help Prevent Traumatic Brain Injury Health Tip: If You Have Neck Pain Health Tip: If You're Feeling Forgetful Health Tip: Is it a Concussion? Health Tip: Know Your Risk for Aneurysm Health Tip: Living With Restless Legs Syndrome Health Tip: Muscle Up Your Memory Health Tip: Promote Better Brain Health Health Tip: Recognize Early Signs of Autism Health Tip: Reducing Your Risk of Motion Sickness Health Tip: Signs That a Head Injury Is Serious Health Tip: Understanding Epilepsy Health Tip: Understanding the Signs of Alzheimer's Health Tip: Watch for Symptoms of Seizure Health Tip: Ways to Keep Your Memory Sharp Health Tip: What's Behind Epilepsy? Health Tip: When Memory Loss Isn't Normal Healthy Brain Maintains Intellect in Old Age Healthy Diet May Help Shield the Aging Brain Healthy Eating May Shield the Aging Brain Healthy Lifestyle May Help Prevent Stroke Heart Device Might Help Muscular Dystrophy Heavy Drinking in Middle Age May Speed Memory Loss Heavy Metal Music Linked To Man's Brain Bleed Hepatic Encephalopathy Heritable Disease Heroism Seems to Be a Spontaneous Act Back to Top ↑ Hi-Hz Hib Disease Increasing Among Adults High School Athlete Concussion Guidelines High School Football Players Suffer More Symptoms High Uric-Acid Levels, Lower Risk of Parkinson's? High-Antioxidant Diet No Help in Stroke, Dementia High-Calorie Diet May Help Lou Gehrig's Disease High-Dose Vitamin D to Fight Multiple Sclerosis High-Frequency Noise Boosts Math Skills in Study Higher Altitude May Lower Sports Concussion Risk Higher Education May Help Brain Cope With Dementia Hillary Clinton Plans to Return to Work Next Week Holidays Are Sensory Overload for Kids With Autism Hopes and Worries for Adult Sons With Autism Horizant Hormone Levels in Womb Tied to Autism Risk in Boys Hormone Linked to Social Difficulties With Autism Hormone Treatment for Brain Injury Underperforms Hospice Admission Criteria for Dementia Patients How Omega-3 Fatty Acids Help the Brain How PCBs May Hurt the Brain How the Brain Reads Other People's Faces How to Handle a Child's Seizure How Your Brain 'Hears' Speech HPV Vaccine Doesn't Raise Multiple Sclerosis Risk Human Brain Has Coping Mechanism for Dehydration Human Brain Has Nearly Ideal Network of Connection Human Brains Aren't Distinctly Male or Female Human-Type Epilepsy Discovered in Sea Lions Huntington Disease Huntington's Disease Linked to Reduced Cancer Risk Hydrocephalus Hypertension, Idiopathic Intracranial Hypertensive Encephalopathy Hypotensive Encephalopathy Hypotonic Cerebral Palsy Neurology A-Z List - H 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 From WebMD Healthy Resources Assess Your MS Symptoms 20 Reasons for Blood Sugar Swings Questions About Childhood Hemophilia Treatments? Featured Centers Feeling Short of Breath? What to Eat When You Have Cancer Top 3 Anaphylaxis Triggers Health Solutions From Our Sponsors Frequent Constipation? Greater Food Accessibility Exclusives What Does Psoriasis Look Like? How to Prevent Muscle Cramps Blood Clot? Know the Signs and Symptoms Allergy Triggers: Do You Know Yours?