Can you be allergic to the sun?

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asked Nov 26, 2021 in Other- Health by sniffles899 (790 points)
Can you be allergic to the sun?

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answered Nov 27, 2021 by DavidVon (910 points)
You can be allergic to the sun.

The main symptoms of sun allergy are reddish patches on your skin that itch, sting, and burn.

If the hives cover a lot of your skin, you may have other common allergy symptoms, such as: low blood pressure. headache.

Sun allergy is a term often used to describe a number of conditions in which an itchy red rash occurs on skin that has been exposed to sunlight.

The most common form of sun allergy is polymorphic light eruption, also known as sun poisoning.

Some people have a hereditary type of sun allergy.

People can develop an allergic reaction to the sun called polymorphic light eruption (PLE).

This causes a delayed skin reaction after exposure to ultraviolet (UV) radiation, typically from the sun.

An itchy or burning rash appears within hours, or up to 2 to 3 days after exposure to sunlight.

It lasts for up to 2 weeks, healing without scarring.

The rash usually appears on the parts of the skin exposed to sunlight, typically the head, neck, chest and arms.

The face is not always affected.

Solar urticaria: This sun allergy is rare and produces hives.

Hives can appear only after a few minutes of sun exposure.

It mostly affects young women. Symptoms can be mild or severe to the point of anaphylactic shock (a life-threatening allergic reaction).

The most common form of sun allergy is polymorphic light eruption, also known as sun poisoning.

Some people have a hereditary type of sun allergy.

Others develop signs and symptoms only when triggered by another factor — such as a medication or skin exposure to plants such as wild parsnip or limes.

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