Caution Urged in Use of Flea, Tick Products for Pets
In the wake of mounting reports of adverse pet health effects, the Environmental Protection Agency has issued new restrictions on spot-on flea and tick products -- and urges extra care in their use.

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