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Why does the sun make skin tan?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)

Exposure to the sun triggers a defense mechanism in the skin. The skin releases the pigment melanin in an attempt to darken to ward off the damaging rays. However, this multi-day process often begins with the pain and redness of a sunburn. Some people have less melanin than others and are more likely to burn.

Use a sunscreen and wear protective clothing to safeguard your skin from the sun's harmful rays.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.