New research following US adolescents aged 11–12 shows that problematic use of mobile phones, social media, and video games was associated with higher risks of mental health problems, sleep ...

Sleep experts and a new survey show most Americans support ending seasonal clock changes. The call is for permanent standard time — not daylight saving time — because it better matches our biological ...

Twice a year, millions of Americans participate in the familiar ritual of adjusting their clocks, a tradition that marks the shifting of the seasons. In 2026, the first of these changes arrives on ...

The twice-yearly ritual has roots in cost-cutting strategies of the late 19th century. Efforts to end it have stalled in Congress. By Alan Yuhas Hello. You may be here to learn when daylight saving ...