In-depth

CT scan

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

Echocardiogram

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

Electrocardiogram

An electrocardiogram (ECG or EKG) is a test that provides valuable clues about your heart health. Here's what you need to know about the test.

Fatigue

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

Low blood pressure (hypotension)

Low blood pressure (hypotension) can be a sign of good health or of a life-threatening condition. Find out more about hypotension's causes and treatment options.

Shortness of breath

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

Dec. 06, 2014

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