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I want to protect my skin from the sun. What type of sunscreen should I use? Sunscreens are used to provide protection against the harmful effects of the sun. Sunscreens either absorb or reflect the light at the top layer of your skin to prevent absorption. There are many sunscreens on the market. My recommendation is to use a sunscreen that offers UVA and UVB protection with a SPF (sun protection factor) of 15-30. Sunscreens need to be applied 30 minutes before exposure and reapplied every 4-6 hours. The basic principles of photoprotection are: 1) use sunscreen routinely, 2) avoid | |||||||||
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