Artificial sources of UV radiation also contribute to skin cancer. Do wear clothing made of tightly woven fabrics. Unbleached cotton and cotton twill are good bets. Stay away from fabrics that allow light through, including broad weaves such as crepes and loosely woven straw hats. Don't rely on wet T-shirts for protection against sunburn.
Garments lose substantial sun protection power when wet.
Do wear a hat with an all-around brim measuring at least three inches and sunglasses to protect your eyes from cataracts. The best way to beat melanoma is to catch it early. One half of a mole is different from the other. Pigmentation of mole is varied and may be brown and black with red, white or blue creating a mottled appearance. Also look for an increase in the size of a mole.