Four years ago, Angela Stimpson agreed to donate a kidney to a complete stranger. "The only thing I knew about my recipient was that she was a female and she lived in Bakersfield, Calif.," Stimpson says.
Water. A vital nutrient, yet one that is inaccessible to many worldwide. The World Health Organization reports that 780 million people don't have access to clean water, and 3.4 million die each year due
Vital Signs is a monthly program bringing viewers health stories from around the world. (CNN) — While their peers were playing video games or panicking about the prom, a group of young whiz kids has been