Everyone has endured at least one sunscreen horror story. It's messy, often covered in sand, and for the most part doesn't make it onto every square inch of your body. We know. We know. Sunscreen is a must, no matter if you're headed to the beach or your office. So thankfully, advancements in technology have helped make slathering on sunscreen less irritating and time-consuming for those sun-worshippers [and dodgers] out there. We all have our favorites -- there's probably a No-Ad fan out there somewhere -- so with the help of our readers, AOL Health compiled a list of the best and worst sunscreens.

Tell us which sunscreen is your favorite.