In-depth

Atrioventricular canal defect

Atrioventricular canal defect is a congenital heart defect involving a hole in the center of the heart and abnormal valves between the heart's chambers.

Calcium channel blockers

Calcium channel blockers, also called calcium antagonists, treat a variety of conditions, such as high blood pressure, migraines and Raynaud's disease.

Cardiac catheterization

Cardiac catheterization is used as a test for some heart conditions and as a procedure to treat some types of heart disease. Find out more.

CT scan

A CT scan is an imaging test that uses X-rays to produce detailed images of the inside of your body.

Dizziness

Dizziness is one of the most common health concerns. However, few cases of dizziness are due to serious conditions.

Echocardiogram

Echocardiogram allows your doctor to see your heart in motion. Here's what you need to know about the test.

Exercise: Check with your doctor

Regular physical activity is key to good health. But before you start a new exercise routine, you may want to check with your doctor first.

Fatigue

Fatigue can signal many things. Here are some tips to help you decipher why you're wiped out and to regain your energy.

Genetic testing

Genetic testing is used to detect altered genes that may cause illness or disease. Although genetic testing can offer important health information, it has limitations.

Heart palpitations

Heart palpitations are skipped, fluttering or racing heartbeats that aren't usually a symptom of a serious heart problem. Discover the causes and symptoms of this condition.

Meditation

Stressed out? Try meditation. Learn easy, quick techniques that you can use at work, waiting in line or virtually anywhere.

Mitral valve stenosis

MRI

MRI uses a magnetic field and radio waves to create detailed images of the organs and tissues within your body.

Quit smoking strategies

Quitting smoking is hard, no question. Use these tried-and-true strategies to help you quit, and refer back to them as often as needed.

Shortness of breath

Shortness of breath can be frightening. Most of the time, a heart or lung condition is the cause.

Takayasu's arteritis

Takayasu's arteritis is an uncommon form of vasculitis that affects the large arteries.

Whole grains

Why are whole grains better than refined grains?

Mar. 27, 2013

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