In-depth

Complications

Dysphagia

Difficulty swallowing can be painful and may indicate a serious medical problem.

Prevention

Childhood vaccines

Childhood vaccines offer protection from serious and potentially fatal diseases. Use this guide to keep your child's shots on track.

Vaccines for adults

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.

Shortness of breath

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

Tests and diagnosis

Chest X-rays

Even with today's high-tech medical devices, the basic chest X-ray remains an important tool in diagnosing various conditions. Here's a look at how it works.

May. 21, 2013