Anorexia (also called anorexia nervosa) is an eating disorder that makes people extremely afraid of gaining weight and gives them a distorted view of their body shape and size. They restrict how much ...

Vaginitis is inflammation (redness, soreness, or swelling) in and around the vagina. The vulva (the area around the opening of the vagina) also might be irritated, in which case it is called ...

Pityriasis versicolor is a fungal skin infection caused by a type of yeast. It's a common cause of skin rash in teens and young adults. It causes lots of round and oval-shaped patches on the skin, ...

Amphetamines (am-FET-eh-meenz) are very addictive stimulants. They speed up functions in the brain and body. They come in pills or tablets. Prescription diet pills also fall into this category of ...

What Does the Heart & Circulatory System Do? If you've ever wondered how your heart works, this movie has the answer. And special thanks to the Fred J. Brotherton Charitable Foundation for supporting ...

Find out how doctors treat asthma, and what you can do to lower the chances of having a flare-up or needing to go the ER.

Normally, RBCs have a round, doughnut shape and move easily through small blood vessels. Sickle cell disease causes RBCs to form in the elongated shape of a sickle, or the shape of the letter "C." ...

Friends can be the greatest or the worst, especially if you're fighting. These articles about friendship can help you deal with your friends and be a better one.

School is a big part of your life and you spend a lot of time there. Read our articles to find out how to get through the school day and even enjoy it!

This section has ideas on where to turn for help when you need it, and how to help a friend in need. Asking for Help: Getting Past Obstacles How to Support Someone With Diabetes How to Support Someone ...

With all the changes going on, it's easy to feel out of step with your new body. This section has information to help you understand and take control.

Lots of people think that being overweight is an appearance issue. But being overweight can impact a person's entire quality of life, affecting things like emotions, energy, and sleep.