Does the type and amount of light you’re exposed to during the day change how well you sleep at night? Diving into the effects of daylight on your internal biological clock, sleep scientist Christine Blume shares practical tips for making natural light part of your daily routine — and shows why stepping outside might be the simplest, most impactful change you can make to get better rest.

Want to help shape TED’s shows going forward? Fill out our survey!

Become a TED Member today at ted.com/join

Learn more about TED Next at ted.com/futureyou

---

Hosted on Acast. See acast.com/privacy for more information.