bimodal sleep

Insomnia Is Normal, Consolidated Sleep Is Not
Insomnia Is Normal, Consolidated Sleep Is Not
Insomnia Is Normal, Consolidated Sleep Is Not
I had seen a link recently posted on Facebook about bi-modal sleep, which is the art of sleeping in two shifts. Apparently, until about 150 years ago, humans did not sleep in one eight hour block. According to University of Virginia professor, Roger Ekirch, people slept twice per night...