Ayurveda Research - Videos

Researchers say most people get happier as they age.

Although Lynn Crawford was suffering from constant leg pain, when her doctor suggested she enroll in a medical research study about the condition, she wasn't sure that she wanted to.

New research says a good 'ole cup of joe could give you more than just a little get up and go.

NBC¿s Dr. Nancy Snyderman speaks with Meredith Vieira about news for patients with spinal chord injuries, as researchers enable paralyzed lab rats to walk again.