New study looks at how teen brains function04:45
The federal government has launched the biggest study ever of teenagers’ brains, looking at everything from homework to screen time. As our Brain Power TODAY series continues, NBC special anchor Maria Shriver reports.
Couple brought together by kidney donation hope for 2nd act of kindness05:30
Carson Daly wants to spread heart health awareness05:27
Carson Daly honors late mom with important message on heart health08:46
Longtime couples share secrets to lasting love04:10
Submit your healthy recipe for a chance to win a California trip01:42
Is it rude to split the check even if your bad meal was comped?03:24