Health Information Library

Learn about the rodent-transmitted virus that causes severe — and sometimes fatal — lung disease with flu-like symptoms that can rapidly worsen.

Any activity that causes you to twist or rotate your knee, especially when putting your full weight on it, can cause this common knee injury.

Find out how walnuts, almonds and other nuts can boost heart health.

Learn how certain drug interactions or an increase in the dose of certain drugs can cause serotonin levels to rise to potentially dangerous levels.

Learn more about the symptoms, causes, diagnosis and treatment of this inherited bleeding condition that keeps blood from clotting well.

This disorder includes nervous system symptoms affecting movement or the senses that are not caused by medical disease. Treatment can help with recovery.

Read about what can cause children's bodies to begin changing into adult bodies too soon.

Some forms of this inherited blood disorder usually show up before the age of 2. Often, they cause anemia. Worse forms of the disease require regular blood transfusions.

Learn more about the symptoms, treatment and prevention of this itchy rash that usually affects people swimming in freshwater lakes.

Learn more on causes, symptoms, treatments of this easily spread, itchy fungal skin infection and how to prevent it.

Stents coated with a slow-release drug are safe when used with proper medications. Find out more.

Pressure on a nerve can lead to numbness, tingling or pain that’s often improved by resting the area.

These lines in the skin are a natural part of aging that's also affected by sun exposure and smoking. Learn about prevention tips and treatment options.

In this mental health condition, people can't resist urges to pull out hair from their body. They do this often. Therapy may help reduce or stop urges.

Infection from bacteria or viruses most often causes this condition.

Find out how monoclonal antibodies are being used in cancer treatment.

Learn about causes and complications of unwanted excess hair in women and what self-care methods and medical treatments are effective.

This condition happens before birth. The opening of the urethra is on the underside of the penis instead of at the tip. Learn about treatment.

Learn more about this common skin condition that causes dimpling of the thighs and buttocks. Treatment may result in temporary improvement.

Belly fat can be dangerous. Understand why and how to get rid of it.