https://mathwake.com/blog Wake-up science and alarm tips from the team building MathWake. en Thu, 20 Aug 2026 00:00:00 GMT https://mathwake.com/blog/are-sleep-trackers-accurate https://mathwake.com/blog/are-sleep-trackers-accurate Trackers are 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. Thu, 20 Aug 2026 00:00:00 GMT https://mathwake.com/blog/can-you-catch-up-on-sleep https://mathwake.com/blog/can-you-catch-up-on-sleep Partly, and more slowly than you would like. What recovers in one night, what takes a week, and why the weekend lie-in makes Monday worse. Thu, 20 Aug 2026 00:00:00 GMT https://mathwake.com/blog/how-much-deep-sleep-do-you-need https://mathwake.com/blog/how-much-deep-sleep-do-you-need Most adults spend 13-23% of the night in deep sleep. What that means, why it front-loads the night, what destroys it, and how much your tracker really knows. Thu, 20 Aug 2026 00:00:00 GMT https://mathwake.com/blog/how-to-wake-up-early https://mathwake.com/blog/how-to-wake-up-early Chronotype is real but not a life sentence. Shift in 15-minute steps, using light, a fixed wake time and an alarm you cannot dismiss half-asleep. Thu, 20 Aug 2026 00:00:00 GMT https://mathwake.com/blog/is-6-hours-of-sleep-enough https://mathwake.com/blog/is-6-hours-of-sleep-enough For most adults, no — the deficit hides itself. What six hours actually costs, who is genuinely fine on it, and how to find your own number. Thu, 20 Aug 2026 00:00:00 GMT https://mathwake.com/blog/why-do-i-wake-up-at-3am https://mathwake.com/blog/why-do-i-wake-up-at-3am Waking in the night is normal — remembering it is the problem. Why 3 AM specifically, the seven usual causes, and what to do when you are lying there awake. Thu, 20 Aug 2026 00:00:00 GMT https://mathwake.com/blog/best-alarm-app-for-heavy-sleepers https://mathwake.com/blog/best-alarm-app-for-heavy-sleepers An honest 2026 comparison of alarm apps for heavy sleepers — mission alarms, loudness, snooze control and price — including where each app falls short. Wed, 08 Jul 2026 00:00:00 GMT https://mathwake.com/blog/how-to-stop-hitting-snooze https://mathwake.com/blog/how-to-stop-hitting-snooze Why the snooze button backfires, and 7 realistic tactics to quit it — including alarms your brain cannot dismiss on autopilot. Wed, 08 Jul 2026 00:00:00 GMT https://mathwake.com/blog/why-do-i-sleep-through-my-alarm https://mathwake.com/blog/why-do-i-sleep-through-my-alarm Sleeping through your alarm isn't laziness. Learn the 8 most common causes — from sleep debt to alarm habituation — and the fix that works for each one. Wed, 08 Jul 2026 00:00:00 GMT