Use sunscreen with sun protective factor (SPF) 15 or higher.But remember that you still get sun exposure when you are outside on cloudy days or are in the shade. Try to stay out of the sun between 10 a.m. What should I do to protect my skin from UV rays? A weakened immune system, which can increase your sensitivity to sunlight, decrease the effects of vaccines, and cause you to have reactions to certain medicines.Eye damage, including cataracts and photokeratitis (snow blindness).Actinic keratosis, a thick, scaly patch of skin that usually forms on areas exposed to the sun, such as the face, scalp, back of the hands, or chest.This can happen because the UV light damages the DNA of your skin cells and interferes with your body's ability to fight the cancer.

The more sun exposure you have, the earlier your skin ages. These happen because long-term exposure to UV rays makes your skin less elastic. You may also have dark spots on your skin. Premature skin aging, which can cause your skin to become thickened, leathery, and wrinkled.

Since tanning means overexposure to UV rays, it can damage your skin and cause health problems such as: This means that your tan is a sign of skin damage. It does this by making more melanin, which is the skin pigment that makes your skin darker. When your skin is exposed to UVA, it tries to protect itself from further damage. UVA rays can travel more deeply into the skin than UVB rays. Using a tanning bed also exposes you to UVA and UVB. Two of them, UVA and UVB, can reach the earth's surface and affect your skin. Most people can get the vitamin D that they need with only about 5 to 15 minutes of sun exposure two to three times a week.

UV rays do help your body make vitamin D, but too much exposure damages your skin. But one kind, ultraviolet (UV) rays, can cause problems. Sunlight travels to earth as a mixture of both visible and invisible rays. What are UV rays, and how do they affect the skin? It exposes you to harmful rays and puts you at risk for health problems such as melanoma and other skin cancers. But tanning, either outdoors or indoors with a tanning bed, is not healthy at all. Some people think that tanning gives them a healthy glow.

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