Next week, the newest FDA regulations for sunscreen will take effect. So are you up to par on your ultraviolet knowledge? Take our quiz to test your own UVA and UVB knowledge. Plus, learn which sun-protecting products to grab before your next trip and which labels aren't up to par (psst, see our favorite new sunscreen releases here).
How Much Do You Know About the New FDA Sunscreen Rules?
Sunburn is primarily caused by UVB rays.