Reid Kennedy, materials manager at San Francisco General Hospital, stands next to racks of saline solution. He has had to carefully manage the hospital's supply of saline during this shortage. Mark Andrew Boyer/KQED hide caption

itoggle caption Mark Andrew Boyer/KQED

Candy-flavored cigars like these in a shop in Albany, N.Y., are the focus of efforts to restrict sales of sweet-flavored tobacco. Hans Pennink/Associated Press hide caption

itoggle caption Hans Pennink/Associated Press

Don't get near that grill with the spray-on sunscreen. Lisa Thornberg/iStockphoto.com hide caption

itoggle caption Lisa Thornberg/iStockphoto.com

How many calories in that bite? My Fitness Pal and other fitness and nutrition apps can help find the answer. Heather Rousseau/NPR hide caption

itoggle caption Heather Rousseau/NPR

Bad bug: The bacterium Clostridium difficile kills 14,000 people in the United States each year. Janice Carr/CDC/dapd hide caption

itoggle caption Janice Carr/CDC/dapd

Palestinians unload bags of flour donated by USAID, or the United States Agency for International Development, at a depot in the West Bank village of Anin in 2008. Mohammed Ballas/AP hide caption

itoggle caption Mohammed Ballas/AP

FDA Commissioner Margaret Hamburg says there is a desperate need to have the Reagan-Udall Foundation up and running. Win McNamee/Getty Images hide caption

itoggle caption Win McNamee/Getty Images