
Achieve more efficient sleep with scientifically-based polyphasic sleep patterns
Polyphasic sleep is more difficult to adapt to than traditional monophasic sleep and is not suitable for everyone. It can be dangerous depending on your health condition, so consult a doctor before starting.
π Polyphasic sleep beginners, people with regular jobs, those wanting to minimize health risks, people experiencing afternoon slumps
Adequate preparation is needed before starting polyphasic sleep.
This is the most difficult period. Not giving up is crucial.
Adaptation is complete. Maintaining consistency is now key.
Polyphasic sleep is not safe for everyone. Please confirm the following:
A: Short-term, yes. However, most people fail to adapt or find it difficult to maintain long-term. Also, the long-term health effects have not been sufficiently studied.
A: Biphasic is the easiest and most natural. It has been traditionally practiced in many cultures and is easy to combine with normal life.
A: It depends on the pattern. Biphasic takes 1-2 weeks, Everyman 2-4 weeks, Uberman 4-6+ weeks. You may experience strong fatigue during adaptation.
A: The pattern breaks and you can experience extreme fatigue. Especially with extreme patterns like Uberman, missing even one nap can collapse the entire system.
A: Biphasic and Everyman E3 may be possible, but you need a flexible work environment or nap space. Uberman or Dymaxion are nearly incompatible with regular jobs.
A: Short-term may have no major issues, but long-term safety is unverified. You must consult a doctor before starting and monitor your health condition.

Good Night Lock automatically blocks distracting apps during bedtime to help you maintain healthy sleep routines.
Download Good Night Lock
Good Night Lock helps you sleep better by automatically locking distracting apps during bedtime.
Download AppPerfect bedtime based on sleep cycles
When to stop coffee for better sleep
Measure your sleep quality
Create your evening routine
Beat jet lag when traveling
Perfect nap duration timer
When to stop using screens
Track your sleep deficit
Assess apnea risk
Ideal sleep temperature
Optimal bedtime for your child