For many people under 24, sleep deprivation is nearly impossible to avoid. New research suggests that sleeping in on weekends isn’t a waste of time, but can actually benefit young people.

Endless videos and games instead of sleep: This widespread "bedtime procrastination" on your smartphone can be overcome with just a few small behavioral changes.

Your coffee’s timing impacts both happiness and rest. Morning caffeine sparks energy and positivity, while late‑day cups can quietly undermine deep sleep.