Schlafzyklus-Rechner - 90-Minuten-REM & Optimale Bettzeit-Planer
Berechnen Sie optimale Bettzeiten und Aufwachzeiten basierend auf 90-minütigen ultradianen Schlafzyklen (NREM/REM) für erholtes Aufwachen ohne Schlafträgheit. 100% privates In-Browser-Gesundheitscockpit.
Recommended Bedtimes for Your Alarm
Synchronized to complete 90-minute REM cycles. Catch the natural cortisol arousal wave at cycle boundaries.
Full replenishment of cellular ATP, extensive glymphatic brain waste clearance, and complete emotional consolidation.
The standard biological sweet spot for adults. Maximizes slow-wave physical restoration without morning grogginess.
Passable for short-term demanding periods. Preserves deep physical sleep but sacrifices later-morning cognitive REM stages.
High daytime fatigue risk. Significant REM sleep deficit will impair executive memory, verbal fluency, and emotional stability.