Health Information Library

This rare condition affects movement, blood pressure and other functions of the body.

Learn about what causes blockage of the tubes that carry urine from the kidneys to the bladder, tests you might need and how the condition can be treated.

Narrowing of the tube that carries urine from the body, called the urethra, can limit urine flow and cause a number of problems.

Learn about the causes, symptoms and treatment of peritonitis.

A rapid loss of liver function can happen in people who don't even have liver disease. Find out about symptoms, treatment and prevention of this serious medical emergency.

If a breast biopsy reveals you have LCIS, your risk of breast cancer is increased. Learn how you can reduce your risk through medications and other strategies.

Noninvasive breast cancer often has no symptoms. Find out about the causes, diagnosis and treatment of this form of breast cancer.

Learn about a type of chest pain caused by reduced blood flow to the heart. This chest pain is a symptom of heart disease.

Sex isn't just for the young. Get tips for staying active, creative and satisfied as you age.

It's possible to be allergic to some types of shellfish without reacting to other types. Learn more about this common food allergy.

Learn how this long-lasting skin condition that causes painful, itchy, recurring welts is diagnosed and what treatments may offer relief.

Learn the importance of assertiveness and how to be more assertive.

Learn more about illnesses that can cause upset stomach, vomiting and diarrhea within hours of eating tainted food.

Find out what you can do to treat this flaky skin condition that can cause scaly skin and stubborn, itchy dandruff.

Find out how a mix-up in brain signals can affect your breathing during sleep, and learn how this sleep disorder can be treated.

Alli is an over-the-counter weight-loss pill that keeps your body from absorbing all of the fat in food. Learn about the drug's benefits and side effects.

Stroke rehabilitation is important for recovery after stroke. Learn about the physical, cognitive and other therapies used in stroke rehabilitation.

Learn more about this easily spread disease caused by a parasite.

A general term for lung swelling and irritation, it's often caused by breathing in irritants. The swelling can cause trouble breathing and a dry cough.

Learn about the symptoms, causes and treatment of these potentially lethal infections.