In-depth

Complications

Symptoms

Fatigue

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

Headache

Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.

Tests and diagnosis

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.

MRI

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

X-ray

X-rays are a form of radiation that can make images of your bones and internal organs.

Jan. 02, 2014

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