Sustainable polyphasic sleep cycles can cut your sleep time in half while making you feel more energized, creative and driven. Sounds crazy right? Simply put, it works by breaking up your sleep into multiple segments per day (yay for naps!) which increases how efficiently your body uses sleep time.
Though most people will average around eight hours of sleep at night, which is about one third of the average human life, few people actually know anything about sleep.
They might suffer insomnia, sleep apnea, extreme fatigue even after adequate sleep, and they do not question sleep itself. Many believe that they “do not dream,” when in reality they simply do not remember their dreams. Because sleep is essential to human function, and because so much time is dedicated to it, it is important to learn as much about sleep as possible.
Sleep is not simply one large span of time in which the body and brain “shut off.” Instead, the brain goes through cycles. Sleep is made up of multiples of 80 to 120-minute cycles, 90 being the average of all cumulative sleep cycles.
The first stage of sleep is very light sleep, and constitutes 4-5% of a typical cycle. Muscle activity is slowing down, but there can be occasional twitching. The eyes are moving slowly under the eyelids. When one sees a person moving about in bed, they are probably in light sleep.
In the second stage of sleep, one’s breathing and heart rate slows. A slight decrease in body temperature occurs. This is still what one would call “light sleep,” and it constitutes a whopping 45… Read more…