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On the positive side, UV exposure enables the synthesis of vitamin D 3, which is essential for bone health [1] and potentially plays a role in inhibiting certain cancers. [ 2 ] [ 3 ] While vitamin D can also be obtained through dietary supplements, [ 4 ] UV exposure offers benefits such as enhanced subdermal nitric oxide production and improved ...
Getting too much sun exposure can be harmful, but in moderation, sun exposure is beneficial. ... excessive exposure to UV radiation can result in acute and chronic ...
Scientists used UK BioBank data to examine the UV exposure of 395,000 people from white European backgrounds – however “limitations” were raised by commentators, as participants were aged ...
Generously apply broad spectrum SPF 50+ sunscreen every 1.5 hours, even on cloudy days, and after swimming or sweating. Bright surfaces, such as sand, water, and snow, will increase UV exposure. 6–7: Orange "High" A UV index reading of 6 to 7 means high risk of harm from unprotected sun exposure. Protection against skin and eye damage is needed.
The latest TikTok tanning trend involves monitoring the UV index and timing sunbathing sessions to when it's high, but experts say that exposing yourself to strong ultraviolet rays is a bad idea.
The reality is the higher the UV index reading, the less time it takes for the skin to get burned and the greater the risk of harm from UV exposure — that includes harm to the skin and eyes.
The Sun's UV output is divided into UV-A and UV-B: solar UV-A flux is 100 times that of UV-B, but the erythema response is 1,000 times higher for UV-B. [citation needed] This exposure can increase at higher altitudes and when reflected by snow, ice, or sand. The UV-B flux is 2–4 times greater during the middle 4–6 hours of the day, and is ...
Practice safe sun exposure. While too much UV radiation is associated with increased risk of skin cancer, there are benefits to soaking up the sun — safely, oncologist Dr. Katie Deming tells ...