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So what's the secret to staying healthy as you get older? Exercise, of course. Also, the right food. To get started, add these five nutrients to your diet.

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  • Cataracts A cataract is an eye disease that causes the eye's lens to become cloudy and opaque with decreased vision. Causes of cataracts...learn more »
    In This Article
    Cataracts Article
    • Facts about cataracts
    • What is a cataract?
    • What are the different types of cataracts?
    • What are causes of cataracts?
    • What are risk factors for cataracts?
    • What are the symptoms of cataracts?
    • What are the signs of cataracts?
    • How are cataracts diagnosed?
    • What is the treatment for cataracts?
    • What are the different types of cataract surgery, and what risks are involved?
    • What are complications of cataracts?
    • What is the prognosis of cataracts?
    • Can cataracts be prevented?
    • Where can people get more information on cataracts?
  • Dehydration Dehydration is the excessive loss of body water. There are a number of causes of dehydration including heat exposure, prolonged...learn more »
    In This Article
    Dehydration Article
    • Dehydration facts
    • What is dehydration?
    • What causes dehydration?
    • Dehydration pictures
    • What are the signs and symptoms of dehydration?
    • What about dehydration in children?
    • How is dehydration diagnosed?
    • How is dehydration treated?
    • Can I treat dehydration at home?
    • What are the complications of dehydration?
    • Can dehydration be prevented?
  • Diverticulitis (Diverticulosis,
    Diverticular Disease)
    Diverticulitis is a condition in which diverticuli in the colon rupture. The rupture results in infection in the tissues that...learn more »
  • Travel Medicine Travelers should prepare for their trip by visiting their physician to get the proper vaccinations and obtain the necessary...learn more »
    In This Article
    Travel Medicine Article
    • Why should travelers see a physician before they leave on a trip?
    • What diseases occur in travelers, and how can disease be prevented?
    • Traveler's diarrhea
    • Malaria
    • Meningitis and encephalitis
    • Yellow fever
    • Hepatitis A
    • Typhoid fever
    • Polio
    • Cholera
    • What about diseases for which there is no vaccine or preventive medication?
    • What is safe to eat and drink while traveling?
    • What can I do to avoid insect bites?
    • What should be in my travel first-aid kit or medicine kit?
    • What are the medical concerns with jet lag?
    • What if I have a medical condition or a chronic disease?
    • What if I'm traveling while pregnant?
    • What about traveling with children?
    • Travel health insurance & medical evacuation insurance
    • Travel safety and health alerts
    • Where can I find additional information?
  • Varicose Veins Varicose vein: A dilated (widened) tortuous (twisting) vein, usually involving a superficial vein in the leg, often associated...learn more »
    In This Article
    Varicose Veins Article
    • Varicose veins and spider veins facts
    • What are veins and what is their function?
    • What are varicose veins and spider veins?
    • Varicose vein and spider vein pictures
    • Who gets varicose and spider veins?
    • What causes varicose and spider veins?
    • What are varicose vein symptoms?
    • How are varicose veins evaluated (diagnosed)?
    • What treatments are available for varicose veins and spider veins?
    • How can compression stockings help with varicose veins?
    • What is sclerotherapy?
    • Pictures of sclerotherapy treatment
    • What are potential side effects and complications of sclerotherapy?
    • What surgical procedures are available to treat varicose veins?
    • Can laser be used to treat varicose and spider veins?
    • What type of doctors provide treatments for varicose and spider veins?
    • What are the side effects of these treatments?
    • How can varicose veins be prevented?
  • Obesity Obesity is the state of being well above one's normal weight. A person has traditionally been considered to be obese if they are...learn more »
    In This Article
    Obesity Article
    • Obesity facts
    • What is obesity?
    • How common is obesity?
    • What are the health risks associated with obesity?
    • What causes obesity?
    • What are other factors associated with obesity?
    • How is body fat measured?
    • What about weight-for-height tables?
    • What is the body mass index (BMI)?
    • Does it matter where body fat is located? (Is it worse to be an "apple" or a "pear"?)
    • What can be done about obesity?
    • What is the role of physical activity and exercise in obesity?
    • What is the role of diet in the treatment of obesity?
    • What is the role of medication in the treatment of obesity?
    • What about herbal fen/phen?
    • What about meal substitutes, artificial sweeteners, and over-the-counter (OTC) products?
    • What is the role of surgery in the treatment of obesity?
    • How can patients choose a safe and successful weight-loss program?

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