You are here
Home > MedlinePlus

MedlinePlus is a service of the National Library of Medicine (NLM), the world's largest medical library, which is part of the National Institutes of Health (NIH). It was built as an online health information resource for patients and their families and friends.

MedlinePlus presents high-quality, easy to understand, relevant health and wellness information that is trusted.

Alphabetical Listings

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

C

Cocaine - National Library of Medicine

What is cocaine? Cocaine is a very addictive drug that is made from leaves of the coca plant found in South America. It is mostly available as an illegal ...

Vitamin C - National Library of Medicine

Vitamins are substances that your body needs to grow and develop normally. Vitamin C is an antioxidant. It is important for your skin, bones, and connective tissue. ...

Hepatitis - National Library of Medicine

... one of several viruses -- hepatitis viruses A, B, C, D, and E. In the United States, A, B, and C are the most common. Alcoholic hepatitis is caused ... undercooked pork, deer, or shellfish. Hepatitis B, hepatitis C, and hepatitis D spread through contact with the ...

Anemia - National Library of Medicine

If you have anemia, your blood does not carry enough oxygen to the rest of your body. The most common cause of anemia is not having enough iron. Your body ...

Abortion - National Library of Medicine

An abortion is a procedure to end a pregnancy. It can be done two different ways: Medication abortion, which uses medicines to end the pregnancy. It is ...

Atrial Fibrillation - National Library of Medicine

... of alcohol, use certain illegal drugs such as cocaine and methamphetamines, or smoke. Having certain health conditions, ... stress Not smoking Avoiding illegal drugs, such as cocaine and methamphetamines Taking antiarrhythmic medicine (medicine to treat ...