Americans have long been divided over adopting permanent standard versus permanent daylight saving time. But support for permanent standard time grew dramatically between 2021 and 2024.
Most teens aren’t getting enough sleep, leading to poorer academic performance. Early school start times combined with natural changes in hormones and the circadian rhythm could be to blame.
Synchronizing your daily activities to your circadian rhythm could help you improve your performance on a variety of cognitive tasks − and even influence diagnosis of cognitive disorders.
Should companies offer tailored timetables and workplaces on the basis of our different bodies, or are universal solutions, such as the four-day week, the way forward?
Ancient humans chose to sleep less, which had evolutionary benefits. For modern humans, sleeping less is futile and detrimental, but fitness may be a powerful ally in today’s epidemic of sleep loss.
Americans are divided on their preference for daylight saving time versus standard time. But research shows that our bodies fare better when aligned with the natural light of standard time.
Professor of Regulatory Biology at the Salk Institute for Biological Studies, Adjunct Professor of Cell and Developmental Biology at UCSD, University of California, San Diego