Jessa Gamble: Our natural sleep cycle

Vesti u ogledalu Segmented sleep Segmented sleep, also known as divided sleep, bimodal sleep pattern, bifurcated sleep, or interrupted sleep, is a polyphasic or biphasic sleep pattern where two or more periods of sleep are punctuated by periods of wakefulness. Along with a nap (siesta) in the day, it has been argued that this is the natural pattern of human sleep.[1][2] A case has been made that maintaining such a sleep pattern may be important in regulating stress.[2] Historian A. Roger Ekirch[3][4] has argued that before the Industrial Revolution, segmented sleep was the dominant form of human slumber in Western civilization. He draws evidence from documents from the ancient, medieval, and modern world.[2] Other historians, such as Craig Koslofsky,[5] have endorsed Ekirch's analysis.

Segmented Sleep: It's actually normal - Healthy Living on Shine So there you lay, awake, after only three or four hours of sleep. You worry, you toss and turn, finally you go back to sleep, but you know something is wrong with you. Is it? Although some people are never really bothered by irregular sleep patterns, others worry that, if they wake up during the night, they will not get enough sleep and will not be able to function well the next day. Some blame the barking dog, others blame a partner's snoring as the reason for their wakefulness. How people used to sleep