In-depth

Causes

Sleep apnea

Sleep apnea causes people to repeatedly stop breathing during their sleep. Common signs of this sleep disorder include loud snores punctuated by periods of silence.

Complications

Dysphagia

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

Meningitis

Fever, headache and stiff neck are common signs and symptoms of meningitis — an infection of the membranes and fluid surrounding the brain and spinal cord.

Prevention

Childhood vaccines

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

Childhood vaccines

Wonder about the benefits and risks of childhood vaccines? Get answers to your questions.

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.

Nausea and vomiting

Sick to your stomach? Nausea and vomiting usually pass quickly but sometimes result from long-term or serious conditions.

Mar. 11, 2014