Surveys show younger Americans doubt the safety of sunscreen. Misinformation on social media isn't helping. Anna Vishnyak/Getty Images hide caption
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In Europe, sunscreens are often made with ingredients that do a better job at protecting against UVA rays. Iana Kunitsa/Getty Images hide caption
A diver swims around a coral reef in Key West, Florida. JOSEPH PREZIOSO/AFP via Getty Images hide caption
Heat threatens Florida's coral reef. Here's what tourists can do to preserve it
Standard sunscreen options for purchase. Scott Olson/Getty Images hide caption
Using sunscreen plays a key role in protecting skin from ultraviolet (UV) radiation from the sun. Namthip Muanthongthae/Getty Images hide caption
Picking the 'right' sunscreen isn't as important as avoiding these 6 mistakes
The Connecticut-based Edgewell Personal Care Company said some samples of the Banana Boat Hair & Scalp Sunscreen Spray SPF 30 contained trace amounts of the cancer-causing chemical benzene. Edgewell Personal Care hide caption
Johnson & Johnson recalled five aerosol sunscreen products after finding traces of benzene. In this photo, Collin Morikawa sprays himself with sunscreen during the Workday Championship golf tournament in February. Phelan M. Ebenhack/AP hide caption
Skin on eyelids can be particularly susceptible to sunburns. Olivia Sun/NPR hide caption
Fish swim in the Florida Keys National Marine Sanctuary. Key West just voted to ban the sale of sunscreens with chemicals linked to coral bleaching. Wilfredo Lee/AP hide caption
Rock Islands in Palau, a UNESCO World Heritage Site and a popular dive location. Retailers who break the "reef-toxic" sunscreen ban will face fines of $1,000. Benjamin Lowy/Getty Images hide caption
Much of the inner reef at Oahu's Hanauma Bay is dead after decades of tourism. The state may sign a law banning over-the-counter sunscreens believed to harm coral. Caleb Jones/AP hide caption
Melanoma survivors may still be taking chances with sun exposure. Kolbz/Getty Images/iStockphoto hide caption
Partially bleached coral in Kaneohe, Hawaii. Coral reefs worldwide are at risk of damage from the suncscreen ingredient oxybenzone. Hawaii Department of Land and Natural Resources/Dan Dennison/AP hide caption
The lowly zebra fish can make its own sunscreen. Marrabbio2/Wikimedia Commons hide caption
Don't get near that grill with the spray-on sunscreen. Lisa Thornberg/iStockphoto.com hide caption
Scientists say energy-saving compact fluorescent (left) or light-emitting diode (right) light bulbs can have unsavory health effects. PRNewsFoto/OSRAM SYLVANIA hide caption
Alivia Parker, 21 months at the time, ran through circles of spraying water on a hot day in Montgomery, Ala., last June. She was wearing sunscreen with an SPF of 100, a rating that won't be allowed much longer. Dave Martin/AP hide caption
Have you got permission to do that? iStockphoto.com hide caption
Savannah Stidham gets smeared with sunscreen during a visit to a beach in Fort Lauderdale, Fla., in 2006. Joe Raedle/Getty Images hide caption