Searching for a fountain of youth

Life expectancy has increased in recent decades, but researchers are looking for ways to further slow the aging process. Correspondent Lee Cowan looks into recent developments in the study of extending human life, and efforts to ward off disease by targeting the biology of aging itself.
"CBS Sunday Morning" features stories on the arts, music, nature, entertainment, sports, history, science and Americana, and highlights unique human accomplishments and achievements. Check local listings for CBS Sunday Morning broadcast times.
Subscribe to the "CBS Sunday Morning" UA-cam channel: bit.ly/20gXwJT
Get more of "CBS Sunday Morning": cbsn.ws/1PlMmAz
Follow "CBS Sunday Morning" on Instagram: bit.ly/23XunIh
Like "CBS Sunday Morning" on Facebook: bit.ly/3sRgLPG
Follow "CBS Sunday Morning" on Twitter: bit.ly/1RquoQb
Subscribe to our newsletter: cbsn.ws/1RqHw7T
Download the CBS News app: cbsn.ws/1Xb1WC8
Try Paramount+ free: bit.ly/2OiW1kZ
For video licensing inquiries, contact: [e-mail]