Should I Wear Sunscreen in the Winter?
DNA damage doesn't just happen in the summer, but does that really mean we should wear sunscreen in the cloudy and chilly months? Hosted by: Michael ...
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You've probably been warned that getting too much sun can do some serious harm to your skin because sunlight can damage your DNA. Even a garden variety sunburn is no picnic, but if the damage is bad enough, it can lead to skin cancer. And heres the thing, this DNA damage doesn't just happen in the summer. Thats because ultraviolet radiation bombards the whole earth year-round, even now when the northern hemisphere is all chilly and cloudy. When UV radiation interacts with your DNA, a precise chemical reaction happens and your body tries to fix the damage as much as it can. We divide the UV radiation in sunlight into three main types, based on their wavelength. Low-energy UVA is mostly absorbed by the skin pigment called melanin, and high-energy UVC is absorbed by the Earth's ozone la...
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You've probably been warned that getting too much sun can do some serious harm to your skin because sunlight can damage your DNA. Even a garden variety sunburn is no picnic, but if the damage is bad enough, it can lead to skin cancer. And heres the thing, this DNA damage doesn't just happen in the summer. Thats because ultraviolet radiation bombards the whole earth year-round, even now when the northern hemisphere is all chilly and cloudy. When UV radiation interacts with your DNA, a precise chemical reaction happens and your body tries to fix the damage as much as it can. We divide the UV radiation in sunlight into three main types, based on their wavelength. Low-energy UVA is mostly absorbed by the skin pigment called melanin, and high-energy UVC is absorbed by the Earth's ozone la...
