Dr. Kent Sepkowitz, infectious disease specialist at Memorial Sloan-Kettering Cancer Center, explains the science behind the flulike epidemic sweeping the country.
More than 2,000 people are sick and 20 dead in Germany from an E. coli outbreak that German officials still don't know the source of. The scare has spread to the U.S., where many are worried about a similar outbreak happening here. The Centers for Disease Control and Prevention, reported Tuesday that most food-borne illnesses were down, except for salmonella and a group of rare E. coli bacteria related to the German one. Is hysteria warranted?