Diseases and Conditions Encyclopedia

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Vaccine Offers Hope for Children’s Earaches

Earaches are common during childhood, but a vaccine can ease the pain for thousands of kids.

Varicose Veins Rarely Pose a Threat

It's alarming to see them, twisted and bulging, on your legs or feet, but varicose veins usually aren't dangerous.

Vegetarian Diets: The Myths vs. Facts

Roughly 20 million Americans are vegetarians, from partial vegetarians who limit the amount of animal flesh they eat, to vegans, who eat only plant foods -- no meat, poultry, fish, dairy products or eggs.

Vegetarian Kids

Most nutrition experts and dietitians say that children of any age -- even infants -- can safely follow a vegetarian diet, according to the Nemours Foundation. But some planning is involved to ensure that children receive the proper nutrients, especially if their diet does not include eggs and dairy products.

Vegetarian Teens Need Diet Advice

If your teen wants vegetarian options, you may worry that dropping meat, poultry and fish will be unhealthy.

Vegetarians and Weight Loss

Most people who follow a vegetarian diet are less likely to be overweight or obese than non-vegetarians. Even so, becoming a vegetarian is no guarantee you will attain or maintain a healthy weight.

Ventricular Fibrillation

Ventricular fibrillation is a dangerous, potentially life-threatening heart rhythm problem. This type of arrhythmia can cause the heart to stop beating abruptly and lead to death within minutes.

Video Games: More Losers than Winners

Video games can take up too much of your kids' time. They may keep your kids from schoolwork and isolate them from family and friends. They can fuel obesity by limiting physical activity.

Visions of Light Desserts Dance in Our Heads

Vitamin Supplement Advice

If you eat a varied diet with lots of fruits and vegetables, you're likely to get all the vitamins and minerals that you need.

Vitamins: Too Much of a Good Thing?

Remember being warned as a kid that if you didn't take enough vitamin D, you'd come down with a scary disease called rickets? Or that if you didn't get your calcium, your bones wouldn't grow right? Chances are you heard the message about getting enough vitamins and minerals. But have you heard about the risks of an overdose?