6 Sneaky Cancer Culprits

Getty Images In the catalog of carcinogens, the sun is anything but subtle. It's big, it's bright, and come June, it's practically begging you to embrace those DNA-mutating rays. If it weren't for a healthy slathering of sunscreen, we'd all be toast—complete with the browned, cancerous crust. Then there are the covert killers, the ones that sneak into your summer. That backyard barbecue you host every year? You may want to rethink serving those hot dogs, which could be harboring cancer-causing chemicals called nitrosamines. While you're at it, chuck the Styrofoam cups and plates (styrene) and skip the side of french fries (acrylamide). And whatever you do, try not to squeeze ketchup or...