Every spring and fall, as we “spring forward” or “fall back,” many of us grumble about disrupted sleep and clock changes. But what if the twice-yearly rituals of setting our clock are only the tip of ...

Once again, most Americans had their clocks set forward by one hour this weekend, losing perhaps a bit of sleep but gaining more glorious sunlight in the evenings as the days warm into summer.Related ...

If your smartphone doubles as your alarm clock, you may be losing out on needed shut-eye as texts, alerts and other notifications come in throughout the night. Constant loud noise and bright lights ...