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.

Colorado, California Cities Dominate Slimmest Cities List
A new ranking of America's least obese cities shows healthy habits make for skinnier residents in several Colorado and California cities, which dominate the top 10.