Health Information Library

In this condition, a genetic male has an extra X sex chromosome. This may affect the growth of testicles and result in low testosterone.

When your cornea bulges outward, it can cause blurry vision and make your eyes sensitive to light. Find out about symptoms, causes and treatment for this eye condition.

Learn when this test is helpful in diagnosing or treating skin conditions and what to expect during the procedure.

Learn what might cause the loss of a pregnancy, the symptoms and how to cope.

Overview covers definition, risks, results of rheumatoid factor blood test.

Also called coronary microvascular disease, this type of heart disease can be hard to detect. Know the symptoms and how it's diagnosed and treated.

Properly preparing and storing infant formula is essential for your baby's nutrition.

This motor neuron disease causes nerves within the brain to slowly break down. It causes muscle weakness primarily in the legs, arms and tongue.

Watery, irritated eyes may happen when your tears can't drain. Learn about this common eye condition that affects newborns and, sometimes, adults.

This cardiac pacing device is placed in the chest to help control the heartbeat. Know when you might need one.

Learn about the memory and thinking changes that sometimes happen during and after cancer treatment. Find out about treatments for this condition and ways to cope.

This procedure delivers precise radiation therapy to treat brain tumors and other brain conditions.

Most people experience eye twitching now and then, but it's not always harmless. Find out when these spasms might mean something more serious.

Some medicines and herbal remedies, including those used to treat pain, depression and the common cold, can increase blood pressure.

Learn more about high blood pressure that's caused by another medical condition. Find out about risk factors and treatments to help you stay healthy.

Learn about symptoms, tests and treatments for children born with a problem in the structure of the heart.

This viral infection causes a runny and stuffy nose. Find out how to ease symptoms and when to see a healthcare professional.

In entropion, your eyelid turns inward, causing lashes and skin to rub against the eye. Learn about causes and treatment for this irritating eye condition.

Ectropion is an eye condition in which your eyelid sags or turns outward. Find out about causes and treatment for this common eye problem.

Learn what's involved in this major surgery that replaces a diseased or failing lung with a healthy lung, and what you can expect after the procedure.