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The truth about a suntan There is no such thing as a healthy tan! The skin produces a dark-coloured pigment, melanin, as a shield against further damage from UV radiation. The darkening provides some protection against sunburn: a dark tan on a white skin offers a sun protection factor of between 2 and 4. However, it is no defense against long-term UV damage such...

There is no such thing as a safe tan. The increase in skin pigment, called melanin, which causes the tan color change in your skin is a sign of damage. Once skin is exposed to UV radiation, it increases the production of melanin in an attempt to protect the skin from further damage. Melanin is the same pigment that colors your hair, eyes, and...

Sunburn, also called erythema, is one of the most obvious signs of UV exposure and skin damage. Often marked by redness and peeling (usually after a few days), sunburn is a form of short-term skin damage. Why it happens: When UV rays reach your skin, they damage cells in the epidermis. In response, your immune system increases blood flow to the affected areas. The...