(HealthDay News) -- Anaphylaxis is a very serious allergic reaction to a food, medication, material (such as latex) or insect sting. It could be life-threatening, and requires immediate medical attention.

The American Academy of Allergy Asthma & Immunology says common warning signs of anaphylaxis include:

• A red rash that's usually itchy and has welts.
• Swelling of the throat or other parts of the body.
• Wheezing and difficulty breathing.
• Tightness in the chest.
• A hoarse voice.
• Losing consciousness.
• Difficulty swallowing.
• Diarrhea, stomach cramps or vomiting.
• Red or pale skin color.