Why 90-Minute Sleep Cycles Matter
Learn what sleep cycles are, why they vary, and how to use cycle estimates without treating them as a guarantee.
Read articleSleep Science Blog
Clear, practical guides to sleep habits and the science behind your schedule.
How Much Sleep Do You Really Need?
Understand why sleep needs vary by age and person, and how to make a realistic schedule that leaves room for enough rest.
Read articleThe 15-Minute Default for Sleep Latency
Why SleepPulse starts with a 15-minute latency default, how you can adjust it, and why it is not a personal sleep measurement.
Read articleBuild a 30-Minute Wind-Down Routine
A flexible, low-pressure bedtime routine to help create a calmer transition from the day to sleep.
Read articleCaffeine Half-Life and Your Bedtime
How caffeine can linger, why sensitivity differs, and practical ways to notice whether timing affects your sleep.
Read articleThe Science of a Helpful Power Nap
Learn how nap timing and length can affect alertness, and why naps should complement rather than replace regular sleep.
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