See a doctor if symptoms worsen or persist more than a week, physician advises

But some people are using alternative tobacco products in addition to cigarettes

Research is still preliminary, but implants have worked for several patients

Researchers find new DNA evidence in ancient Siberian wolf bone

Researchers detect antibiotic-resistant bacteria in lizards from Indonesia

Those with a family history of disease should have screening at age 40, but only 38 percent do

Elasticity, pliability improve after toxin injections, study finds

Process isn't perfected, but looks promising, experts say

Climate Change a National Security Threat: Obama ConAgra to Pay $11 Million to Settle Charges Over Salmonella-Tainted Peanut Butter

And make sure it fits correctly