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During a stroke, blood stops flowing to part of the brain or there is bleeding in the brain. This can damage areas in the brain that control the rest of the body. Get help right away if any of these symptoms come on suddenly, even if the symptoms don’t last.

An event monitor is a portable device used to record your heart's electrical activity when you have symptoms. Most event monitors can send the recorded information to your doctor.

Pulmonary function tests (PFTs) are noninvasive tests that show how well the lungs are working. Read on to learn what to expect before, during, and after these tests.

Read on to learn about grading of prostate cancer. Low-grade cancers are more similar to normal tissue. High-grade cancers differ from normal tissue in the way cells are organized, and in cell size and shape. The higher the grade, the faster the cancer is likely to be growing.

To test for hepatitis C, a sample of your blood is taken. The blood is sent to a lab. It may take several days to get your test results.

Many people don't know the facts about hepatitis C. You may be concerned about things you've heard. Read on to learn what's true about the hepatitis C virus (HCV) and what's not.

Hepatitis C is a disease that damages your liver. It can cause major health problems. You can even die from it. And you might not even know you have it. Hepatitis C is caused by the hepatitis C virus (HCV). This virus spreads from person to person through blood.

Read on for details about rectal surgery, including what to expect before, during, and after the procedure.

A cardiologist will treat your child. Treatment helps prevent the abnormal heartbeat.