Sunlight has real benefits. It helps the body make vitamin D, and that matters for bone health and overall function. But UV exposure is also a known cause of skin damage and skin cancer risk, especially when exposure is excessive. That is why the smart approach is not fear and not overexposure. Health organizations recommend protecting skin with shade, clothing, and sunscreen rather than treating longer sun exposure like a wellness hack. Sunscreen is meant to be one part of protection, not permi

You’re Probably Sunlight Deficient 😳 (90% People Are) – See What Happens Inside Your Body#suneffect

Why is space dark despite the Sun? #space #science #universe.