I heard that in nature, humans were getting up when the sun raises , does that mean that they were sleeping much longer on winter?

Question

I heard that in nature, humans were getting up when the sun raises , does that mean that they were sleeping much longer on winter?

In: 2669

Answer 1

Some were taking part in biphasic sleeping where they’d sleep for awhile during long dark nights, get up for a bit and do some things, then go back to sleep.

https://www.news-medical.net/news/20170517/History-of-sleep-what-was-normal.aspx