Questions tagged [sun-exposure]

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47
votes
3answers
23k views

Does staring at the sun cause significant, permanent harm?

Of course, I think I can safely assume if an eye is left pointing directly towards sun for a long period of time it does get major damage. However, staring at the sun also hurts very quickly. That ...
15
votes
3answers
3k views

Are cheap sunglasses bad for your eyes?

Conventional wisdom and tips in magazines often state that you shouldn't buy cheap sunglasses because they don't protect well against UV rays. There are two claims in one here, I am skeptical about: ...
121
votes
4answers
25k views

Can drinking "harmonized" water prevent sunburn

Osmosis Skin Care offers what they call "Harmonized H2O" This product is a UV Neutralizer-Tan Enhancing[sic]: Boost your body’s defenses with this innovative new technology utilizing frequencies that ...
21
votes
1answer
2k views

Is sun protection clothing a real alternative to sunscreen?

I was reluctantly dragged along to do clothes shopping in Singapore today and all over the place they advertised clothing that has supposedly been coated with some form of UV protection. As far as I'm ...
13
votes
1answer
478 views

Is there a health risk from nanoparticles in sunscreens?

There have been various stories in the news in the past couple of weeks in Australia about peoples perception of nanoparticles in sunscreen. To quote from the linked story above: This week, the ...
18
votes
1answer
5k views

Is it possible to get a sunburn if you're behind a (glass) window?

Someone recently told me that windows act as a kind of "magnifying glass". That doesn't make a lot of sense to me. Here's an example of someone with that belief (in the comments): Can a baby get ...