![]() In reality, Weiss encourages sun avoidance or seeking shade. ![]() “There’s a huge misconception that sunscreen is like a hall pass, and all you need to do is put it on and then go do whatever you want,” Weiss says. If you need to use a spray, put it in your hands first and then apply to the rest of your skin. While sprays are easy to apply and especially easy to apply to kids, such a low volume of the product gets on the skin that Weiss recommends skipping them for creams. If you don’t have a stick sunscreen, then you can use lotion or cream, but stay away from spray sunscreens. They’re similar to Body Glide: Just rub it on to apply and the product doesn’t budge. With both physical and chemical formulations, Weiss recommends using waxed-based sticks. Physical sunscreens, which may include zinc and titanium, sit on top of the skin and the sun’s rays bounce off the particles, Weiss explains.Ĭhemical sunscreens, on the other hand, get absorbed into the skin, which can sometimes make skin redden or sting, according to The Cancer Council, making physical sunscreens better for those who react negatively to chemicals.Īll cyclists should choose waterproof and sweatproof sunscreens, too. Most common sunscreen brands have two types of formulations: physical and chemical sunscreens. Answers to All Your Burning Sunscreen Questions.While no sunscreen will protect you 100 percent, the higher you go in SPF, the more protection you get. Ultraviolet A (UVA) has a longer wavelength and is associated with skin aging, while Ultraviolet B (UVB) has a shorter wavelength and is associated with skin burning.Īccording to the American Cancer Society, SPF 15 sunscreens filter out about 93 percent of UVB rays, while SPF 30 sunscreens filter out about 97 percent, SPF 50 sunscreens about 98 percent, and SPF 100 about 99 percent. (The Foundation recommends SPF 15 or higher for daily use.) In fact, you can look for the Skin Cancer Foundation seal on sunscreen products for assurance that they have been independently tested for efficacy.Ī broad spectrum sunscreen, according to the Skin Cancer Foundation, means it protects against both types of UV rays. Which SPF is best?įirst, Weiss recommends buying a broad spectrum sunscreen with SPF 30 or higher, which is also what the Skin Cancer Foundation recommends for prolonged outdoor activity, which means anything more than walking to or from your car. To avoid all this, here’s your guide to which SPF is best and how you should apply it. a sunburn-and when we see the effects of the damage. She adds that there’s about a 15-year lag time between a radiation event-a.k.a. Every time you step outside, you receive another dose. Weiss, M.D., a Philadelphia-based cyclist and dermatologist at Bryn Mawr Medical Specialists, tells Bicycling. “The stuff coming from the sky is radiation,” Rochelle R. Play icon The triangle icon that indicates to play
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