The latest news on norovirus
Plus, how to reduce your salmonella risk.
More than 100 students have fallen sick since Wednesday.
Tanning salon's health claims, avoiding norovirus or stomach flu, and skepticism about a statin study
Health officials in Michigan suspect norovirus is to blame. School may reopen Wednesday.
To vanquish stomach flu, enforce hand-washing, clean surfaces aggressively, and keep sick kids at home.