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What changes in my skin when I get a tan?

 

When your skin is exposed to the sun, it undergoes several changes as a response to the ultraviolet (UV) radiation. Here is what you need to know about the effects of sun on your skin:

  1. Melanin production: The primary response of your skin to UV radiation is an increase in melanin production. Melanin is a pigment that darkens your skin and provides some protection against UV damage. This increase in melanin is what causes your skin to tan.

  2. DNA damage: Despite the protective effects of melanin, UV radiation can still penetrate your skin and damage the DNA in your skin cells. This can lead to mutations that increase your risk of skin cancer.

  3. Sunburn: If your skin is overexposed to the sun, you can develop sunburn. This is characterized by redness, pain, and peeling skin. Sunburn is a sign that your skin has been damaged by UV radiation.

  4. Premature aging: UV radiation can also cause premature aging of your skin, leading to wrinkles, age spots, and other signs of aging.

  5. Immune suppression: UV radiation can suppress your immune system, making it harder for your body to fight off infections and other health problems.

It is important to protect your skin from the sun to minimize the risk of these negative effects. You can do this by wearing protective clothing, applying a broad-spectrum sunscreen, and seeking shade when the sun is strongest (generally between 10 a.m. and 4 p.m.). If you are concerned about the effects of sun exposure on your skin, you should talk to a dermatologist.

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