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Sun protective clothing is clothing specifically designed for sun protection and is produced from a fabric rated for its level of ultraviolet (UV) protection. A novel weave structure and denier (related to thread count per inch) may produce sun protective properties. In addition, some textiles and fabrics employed in the use of sun protective ...
The SPF, or sun protection factor, measures how well sunscreen protects against sunburn, according to the American Academy of Dermatology (AAD). So how do the different levels of SPF measure up?
Recommended protection 0–2: Green "Low" A UV index reading of 0 to 2 means low danger from the Sun's UV rays for the average person. Wear sunglasses on bright days. If you burn easily, cover up and use broad spectrum SPF 15+ sunscreen. Bright surfaces, [26] sand, water, and snow, [18] will increase UV exposure. 3–5: Yellow "Moderate"
The CDC recommends a shot glass of sunscreen to cover your whole body and about half a teaspoon for your face and applying sunscreen at least 20 minutes before exposure to the sun so it can be ...
The sun protection factor (SPF rating, introduced in 1974) is a measure of the fraction of sunburn-producing UV rays that reach the skin. For example, "SPF 15" means that 1 ⁄ 15 of the burning radiation will reach the skin, assuming sunscreen is applied evenly at a thick dosage of 2 milligrams per square centimeter [65] (mg/cm 2). It is ...
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