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Topic: Circadian rhythms

Autumn Alarm Clock Daylight Savings, concept (Getty Images/IgorBukhlin)

Let's fall back, and stay back

Erin Keane
Body System concept (Getty Images/zf L)

Your immune system runs on a clock

Matthew Rozsa
Young woman practicing yoga on the beach. (Kristina Jovanovic / Getty Images)

Is permanent DST better for our health?

Nicole Karlis
The "Zeitfeld" (Time Field) clock installation by Klaus Rinke is seen at the entrance of the Suedpark, in Dusseldorf Germany. (Maja Hitij/Getty Images)

Goodbye, daylight saving time

Nicole Karlis
(Shutterstock)

How cell phone light disrupts sleep

Jackie Grimm
((Wikimedia))

Do you anger easily at dusk?

Raymond Sanchez
(Wikimedia/Didier Descouens (CC))

the science of seeing

Thomas Cronin - The Conversation
(Getty/azgAr Donmaz)