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.

Cardiac Catheterizations: Too Many Performed?
A large percentage of patients without known heart disease who undergo invasive cardiac catheterization to check for dangerous artery blockages do not have them, a new study suggests