The dos and don'ts of wearing sunscreen
Because skin cancer is no joke, wearing sunscreen is absolutely an essential part of the day. Between all the different types of sunscreens, SPF values, and two-in-one products that promise plenty of protection, though, it's hard to figure out exactly how to best protect your skin from the sun's damaging rays.
Flip through the slideshow below for 20 essential dos and don'ts for wearing sunscreen, from choosing the right SPF to application tips and more.
Do learn what SPF means, and how it works

SPF is an acronym for "sun protection factor," and most experts agree that SPF 30 is the standard for providing adequate sun protection. Higher SPF sunscreens don't offer much additional protection.
Don't skimp when applying

Even though it might feel a little sticky, it's important to use enough sunscreen to fully cover the surface of your skin. Use a little more than you might think.
Do check the expiration date before using sunscreen

Sunscreens lose their ability to block the sun's rays over time, and an expired bottle could leave you with a nasty sunburn. Check the date before applying, and toss out any old tubes in your cabinet that are past their best-by date. Read More…