What is a serious allergic reaction

What Is A Serious Allergic Reaction. The persons airways narrow and their throat swells which can make it hard to breathe. An allergic reaction occurs when your immune system has a hypersensitive reaction to substances called allergens. Severe anaphylactic reactions can be fatal. Find out what to look for and what to do.

Although allergic reactions can be a nuisance and hamper your normal activities most are mild. Allergies are very common. Symptoms usually involve more than one organ system part of the body such as the skin or mouth the lungs the heart and the gut. Severe allergic reactions usually to foods insect stings and medications can cause the following symptoms. What is a significant allergic reaction. Anaphylaxis is often triggered by substances to which people have an allergy that are injected or ingested and thereby gain access into the bloodstream.

Anaphylaxis anna-fih-LACK-sis is a serious allergic reaction that is rapid in onset and may cause death.

The persons airways narrow and their throat swells which can make it hard to breathe. Theyre particularly common in children. If you have a severe allergic reaction it is important to see a doctor immediately. A person with severe allergies can be at risk for a sudden serious allergic reaction called anaphylaxis. Very occasionally a severe reaction called anaphylaxis can occur. Anaphylaxis anna-fih-LACK-sis is a serious allergic reaction that is rapid in onset and may cause death.