Yunnan Insect Pollen Photography Competition

Allergy, a seemingly common phenomenon, actually contains many unknown secrets. It is an abnormal reaction of the body after being stimulated by certain substances, which may cause tissue damage or physiological dysfunction. These substances, which we call allergens, are everywhere, such as pollen, dust mites, seafood, cosmetics and so on. Let's take a closer look at the triggers and symptoms of allergies.

Allergic to pollen and dust

People who are allergic to dust and pollen may have nasal congestion, itchy eyes and runny nose.

food allergy

Food allergy may cause vomiting, peeling, stomach cramps and other reactions. Common allergic foods are eggs, milk, soybeans, seafood, peanuts, wheat and so on. , need special attention.

Insect bite allergy

Allergy caused by insect bites may cause symptoms such as wheezing, swelling and itchy skin.

Babies are allergic.

Small babies are more susceptible to allergies because their gastrointestinal system is not fully developed. Parents should pay attention that if the child coughs and has a runny nose, but there are no other symptoms, it may not be a cold, but an allergy.

Multiple diseases

Allergic symptoms are varied, the most common are itchy skin and rash, but they may also be manifested as swelling, dyspnea, vomiting, diarrhea and other symptoms. More serious anaphylactic shock may occur, which is life-threatening.