Dr. Thanuja Hamilton of Avocare Sleep Physicians of South Jersey explains why fitness trackers may not be recording your sleep accurately. Hamilton says that some trackers overestimate your sleep, while others underestimate it — and that if you’re worried about sleep quality, it’s better to simply monitor how you feel during the day.

Watch “CBS This Morning” HERE:
Download the CBS News app on iOS HERE:
Download the CBS News app on Android HERE:
Like “CBS This Morning” on Facebook HERE:
Follow “CBS This Morning” on Twitter HERE:
Follow “CBS This Morning” on Instagram HERE:
Get new episodes of shows you love across devices the next day, stream local news live, and watch full seasons of CBS fan favorites anytime, anywhere with CBS All Access. Try it free!
Each weekday morning, “CBS This Morning” co-hosts Gayle King, Anthony Mason and Tony Dokoupil deliver two hours of original reporting, breaking news and top-level newsmaker interviews in an engaging and informative format that challenges the norm in network morning news programs. The broadcast has earned a prestigious Peabody Award, a Polk Award, four News & Documentary Emmys, three Daytime Emmys and the 2017 Edward R. Murrow Award for Best Newscast. The broadcast was also honored with an Alfred I. duPont-Columbia Award as part of CBS News division-wide coverage of the shootings at Sandy Hook Elementary School in Newtown, Connecticut. Check local listings for “CBS This Morning” broadcast times.