Pap Tests: Another Revision of Recommendations

Days after a government task force rolled back its mammography screening recommendations, another influential group issued revised guidelines on Pap tests for young women

• Mammogram Guidelines: What You Need to Know

Mammogram Guidelines: What You Need to Know

If the brouhaha over new mammogram guidelines has proved anything, it's that even modern medicine does not rely on statistics, scientific facts and clinical outcomes alone

• Are Mammograms the New Political Football?

Man in Coma Heard Everything for 23 Years

A man who emerged from what doctors thought was a vegetative state says he was fully conscious for 23 years but could not respond because he was paralyzed

Greenhouse Gases Reach Record High in 2008

Greenhouse gases in the Earth's atmosphere reached record highs in 2008, with carbon dioxide levels increasing faster than previously

Protecting Jungles: One Way to Combat Global Warming

How the battle to save a remote rain forest in Indonesia can help the planet win the fight against global warming

• Heroes of the Environment 2009

Wellness

Early Exposure to Smoke, Lead Increase ADHD Risk

Prenatal exposure to tobacco, coupled with lead exposure in infancy and early childhood can dramatically increase the risk for Attention Deficit Hyperactivity Disorder (ADHD) in children

Climate Change Conference

TIME looks at what's on the agenda for the talks in Copenhagen that begin on Dec. 2