What’s The Difference Between UVA And UVB Rays?
Can you believe that for decades sunscreen protected you only from UVB rays? No one gave a crap about UVA rays. They don’t cause sunburns, so you can’t see the damage they do as quickly. *sighs* But don’t think for a moment that makes them less dangerous. Turns out, UVA rays are worse than UVB […]