Health Information Library

Flat tan, brown, or black spots on the skin common with age.

Discover how this therapy can treat cancers such as lymphoma and other diseases. Learn about risks and clinical trials.

Inflamed, rough patches of skin caused by getting too much exposure to the sun or other type of ultraviolet radiation.

Inflammation of the tiny filters in the kidneys that remove waste from blood.

A disease of the heart muscle that makes it harder for the heart to pump blood to the rest of the body.

Various types of discomfort in the breast tissue, often due to a condition that is not breast cancer.

With this serious pregnancy complication, the placenta detaches from the womb.

People with liver disease are at a higher risk of medicine-related side effects and interactions. Plus: What to know about drug-induced liver injury.

Extreme fatigue that can't be explained by an underlying medical condition.

Find out more about the symptoms, diagnosis and treatment of this type of non-Hodgkin lymphoma.

Also called strep throat, an infection caused by bacteria that may bring on a sore, scratchy throat.

A disease caused by a parasite, spread by the bites of infected mosquitoes.

A disease caused by a virus that spreads through saliva.

A type of heart muscle disease that causes the heart chambers to thin and stretch, growing larger.

Learn how medicines help manage liver failure, ease symptoms and support recovery after a liver transplant.

A fungal infection that usually begins between the toes, also called athlete's foot.

A dangerous type of chest pain caused by reduced blood flow to the heart that requires emergency treatment.

A type of chest pain caused by reduced blood flow to the heart.

High blood pressure; generally a blood pressure reading of 130/80 millimeters of mercury or higher.

A common reason for a sudden feeling of spinning or moving.