Pill Kills Hard-to-Treat Head Lice
Stromectal -- a pill containing ivermectin, a drug used to prevent heartworm in dogs -- kills head lice resistant to first-line treatment better than malathion-based lotion.

Food Poisoning Costs U.S. $152 Billion a Year
Food poisoning costs the U.S. $152 billion, kills 5,000 people, and sends 325,000 to the hospital each year, new calculations suggest.