Most people go to sleep in a monophasic sleep cycle for 6-8 hours each night. Polyphasic sleep cycles consist of sleeping several times in a 24 hour period that total between 2-4 hours. Some cycles are more challenging than others, but all of them will give you additional time once your body takes around a week to adjust. More »

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Polyphasic Sleep Cycles Trick Your Body into Needing Less Sleep [Sleep]