Daylight saving time and early school start times cost billions in lost productivity and health care expenses

Daylight saving time kicks in on 2025 Mar 09, but some say it leads to more heart attacks, depression and car accidents. Lord Henri Voton/E+ via Getty Images – By Joanna Fong-Isariyawongse, Associate Professor of Neurology, University of Pittsburgh Published: 2025 Mar 07 – …