Daylight saving time and early school start times cost billions in lost productivity and health care expenses
- Written by Joanna Fong-Isariyawongse, Associate Professor of Neurology, University of Pittsburgh
Daylight saving time kicks in on March 9, 2025, but some say it leads to more heart attacks, depression and car accidents.Lord Henri Voton/E+ via Getty ImagesInvestigations into the 1986 Space Shuttle Challenger disaster revealed that key decision-makers worked on little sleep, raising concerns that fatigue impaired their judgment. Similarly, in...










