Diet-friendly sugar substitutes may not be so slimming after all. A new study in lab animals furthers the theory that zero-cal sweeteners throw your body out of whack and plump you up
It has become a common instruction for patients of a certain age and infirmity. But things are not always so simple
A new report says your baby's bottle may leach a potentially toxic chemical. Should consumers do something about it?
Research into how people make financial decision suggests that sad people spend more, and they don't even realize they're doing it
Portland, Ore.-based professor Eban Goodstein is rallying college kids to pay attention to global warming. After all, it's their world we're messing with
A sweeping new global report, released by the World Health Organization today in New York City, urges governments to get tough on the tobacco epidemic before it's too late
Astronomers use a trick of gravity to see the unseeable.
CNN's medical correspondent offers his take on the latest health trends, innovations and controversies
About 300,000 Americans succumb to heart disease every year. Learn more about the best ways to avoid it
While the Bush Administration continues to drags its feet on climate change, Montana has figured out 54 economy-boosting ways to reduce greenhouse gas emissions
For 2007, TIME's annual celebration of heroes spotlights the most innovative and influential protectors of the planet
Can one person save the environment? Actually, yes. Here are 51 ways you can help build a greener planet
The brief period of consolidation and evaluation probably does make sense.