In-depth

Causes

Drug allergy

Risk factors

Food allergy

Food allergy symptoms can make you miserable. Unfortunately, there's no cure — but there are steps you can take to keep your symptoms in check.

Symptoms

Abdominal pain

Find out what causes different types of abdominal pain.

Edema

Fatigue

Nausea and vomiting

Wheezing

Tests and diagnosis

Urinalysis

Treatments and drugs

Allergy shots

Anaphylaxis: First aid

Hemodialysis

Jan. 16, 2013