TODAY’s Ann Curry talks with Dr. Nancy Snyderman, NBC’s chief medical editor, and Dr. Tanya Benenson, chief medical officer for NBC Universal, about a new study regarding telomeres, which are found on tips of chromosomes and can show whether people are likely to develop diseases like cancer and Alzheimer’s.July 13, 2011
UP NEXT
What to watch: ‘You People,’ ‘Poker Face,’ more
04:42
How to get brows that wow
04:57
Watch Rob Gronkowski play a game of ‘Like it or Spike it’
04:02
Rob Gronkowski reveals his pick to win Super Bowl 2023