The co-director of the Stanford Center for Sleep and Circadian Sciences dishes on the science (or lack therof) behind “falling back.”
Last spring, the Senate voted in favor of a bill called the Sunshine Protection Act. It would have made daylight saving time permanent in the United States, but it’s stalled out in the House of Representatives. We asked Stanford sleep medicine scientist Jamie Zeitzer about the pros and cons of changing our clocks.
“We can’t create more sunlight. There is a finite number of hours,” said Zeitzer. “The question is, do you want them to start earlier or extend slightly later in the day?”