Sun allergy: how to recognize it and what to do

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A true allergy to there is no sun But some people can be very sensitive to the sun's rays. And in this case, unwanted reactions can occur – from the lungs to serious.

Types of “allergy” to the sun

There are several types of such “sun allergy”. One of the most common is polymorphic light rash (polymorphic, or spring-summer photodermatitis). It accounts for 70% of all skin rashes caused by the sun, according to Harvard Medical School experts. In this case, immune cells are activated by sunlight. This type of photodermatitis can appear hours or even days after the first strong sun exposure.

Other conditions considered to be “sun allergies” include:

• sun hives' yanka (red spots and urticaria-type rashes that appear 30-120 minutes after exposure to the sun);
• actinic prurigo is a chronic skin disease with severe itching on open skin areas, caused by abnormal reaction to sunlight;
• photoallergic reaction – in this case, ultraviolet rays change the chemical structure of drugs or cosmetics applied to the skin, and a person has a reaction to a new changed substance.

What to do in case of ” “allergies” to the sun

As experts note, with polymorphic light rash, symptoms often go away after about 10 days. But stay in the sun should be avoided. Doctors give the same advice in other cases.

It is important to avoid being in the sun when it is most intense (approximately from 10:00 a.m. to 4:00 p.m.). It is recommended to wear clothing that protects against UV radiation or dense dark fabrics, as well as wide-brimmed hats.

Broad-spectrum sunscreens that protect against UVA rays should be applied daily to exposed skin. and UVB spectra. Such protection is required even if it is cloudy outside. The cream should be reapplied every two hours, and it is recommended to do it more often when swimming or sweating profusely.