Wake-up science & alarm tips
Practical, no-fluff guides on getting out of bed — from the team building an alarm clock that makes you truly wake up.
How Much Deep Sleep Do You Need? What the Number Actually Means
Most adults spend 13–23% of the night in deep sleep. What the number means, why it front-loads the night, what destroys it — and how much your tracker really knows.
Sleep ScienceWhy Do I Wake Up at 3 AM Every Night?
Waking in the night is normal; remembering it is the problem. Why the small hours specifically, the seven usual causes, and what to do while you are lying there.
Sleep ScienceIs 6 Hours of Sleep Enough? An Honest Answer
For most adults, no — and the reason people believe otherwise is that the deficit hides itself. What six hours costs, and how to find your own number.
Sleep ScienceSleep Debt: Can You Actually Catch Up on Sleep?
Partly, and more slowly than you would like. What recovers overnight, what takes a week, and why the weekend lie-in is what ruins your Monday.
HabitsHow to Wake Up Early When You Are Not a Morning Person
Chronotype is real, but it is not a life sentence. A method that works in 15-minute steps — using light, a fixed wake time, and an alarm you cannot dismiss on autopilot.
Sleep ScienceAre Sleep Trackers Accurate? What Your Phone Can and Cannot Measure
Good at duration and timing, weaker at sleep stages, and none of them measure brain activity. How to read the numbers without being misled by them.
Sleep ScienceWhy Do I Sleep Through My Alarm? 8 Real Causes (and How to Fix Each One)
Sleeping through your alarm isn't laziness — it's mechanics. Sleep debt, deep-sleep timing, alarm habituation and five other causes, each with a concrete fix.
HabitsHow to Stop Hitting Snooze: 7 Tactics That Actually Work
Those extra nine minutes feel like a gift and cost you your whole morning. Why snoozing backfires, and seven realistic ways to quit — starting tomorrow.
App GuideThe Best Alarm Apps for Heavy Sleepers (2026 Comparison)
Mission alarms, loudness, snooze control and price — an honest comparison of the alarm apps heavy sleepers actually rely on, including where each one falls short.