When it comes to turning back the clocks on our devices, technology has us covered. Our smartphones automatically adjust.
But our internal clocks aren't as easy to re-program. And this means that the time shift in the fall and again in the spring can influence our health in unexpected ways.
"You might not think that a one hour change is a lot," says Fred Turek, who directs the Center for Sleep & Circadian Biology at Northwestern University. "But it turns out that the master clock in our brain is pretty hard-wired, " Turek explains. It's synchronized to the 24 hour light/dark cycle.
[For more on this story by ALLISON AUBREY, go to https://www.npr.org/sections/h...ring-dark-days-ahead]
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