A. Roger Ekirch and research on the historical practice of "segmented sleep". Interesting! I didn't know this.

"Sleep We Have Lost" - Historical references to humans typically having two shorter periods of sleep instead of one period of sleep.

Letter of Recommendation: Segmented Sleep - The New York Times

Letter of Recommendation: Segmented Sleep

ILetter of Recommendation: Segmented Sleep - The New York Times==t’s not insomnia if you stay up voluntarily.

Segmented Sleep. I've slept like this for years and didn't know it was "natural".

Segmented Sleep. I've slept like this for years and didn't know it was "natural".

A woman rubbing her eyes under her glasses, and looking frankly shattered

I used to be tired all the time too. 'Segmented sleep' solved that

The Guardian article: I used to be tired all the time too. 'Segmented sleep' solved that

Letter of Recommendation: Segmented Sleep

Letter of Recommendation: Segmented Sleep

TIL that pre-industrial revolution, humans used to sleep in two segments. A "first sleep" and "second sleep" was common throughout the night with a few hours of activity between them.

Evidence continues to emerge, both scientific and historical, suggesting that the way in which the majority of us currently sleep may not actually be good for us. In 2001, historian Roger Ekirch of Virginia Tech...

Your Ancestors Didn’t Sleep Like You – Are We Doing It Wrong?

Your Ancestors Didn't Sleep Like You: Once you go back before the sleep starts to look a lot different. Your ancestors slept in a way that modern sleepers would find bizarre.

I used to be tired all the time too. 'Segmented sleep' solved that | Peter Papathanasiou | Opinion | The Guardian

I used to be tired all the time too. 'Segmented sleep' solved that

I used to be tired all the time too. 'Segmented sleep' solved that | Peter Papathanasiou | Opinion | The Guardian

The myth of the eight-hour sleep  "In 2001, historian Roger Ekirch of Virginia Tech published a seminal paper, drawn from 16 years of research, revealing a wealth of historical evidence that humans used to sleep in two distinct chunks...these references describe a first sleep which began about two hours after dusk, followed by waking period of one or two hours and then a second sleep."

The myth of the eight-hour sleep

A woman tending to her husband in the middle of the night by Jan Saenredam, 1595 The myth of the 8 hour sleep - good article re growing body of evidence that it's unnatural!

The Domino is a modern and stylish children’s bed featuring shelves integrated into a bunk bed sleeping space. The Domino grey has a rounded, contemporary and fun design and two bunks with an in-built, segmented shelving unit perfect for books, alarm clocks, toys and other bits and bobs they like

The Domino is a modern and stylish children’s bed featuring shelves integrated into a bunk bed sleeping space. The Domino grey has a rounded, contemporary and fun design and two bunks with an in-built, segmented shelving unit perfect for books, alarm clocks, toys and other bits and bobs they like

“Historically human beings naturally slept in two distinct phases, with a period of wakefulness separating the two phases. There is evidence from sleep research, as well as from the reports of individuals, that this bi-modal sleep pattern, combined with a midday nap results in the experience of greater wakefulness during the day time, than uninterruptedRead More

"Historically human beings naturally slept in two distinct phases, with a period of wakefulness separating the two phases. There is evidence from sleep research, as well as from the reports of individuals, that this bi-modal

BBC News - Segmented sleep: Ten strange things people do at night

Ten strange things people do at night

Last week, we wrote about the origin of the desire for an eight-hour sleep. In response, 10 people told us how they sleep in two chunks - and what they do in between.

Waking up throughout the night may be frustrating, but there's reason to head back to bed with a mind at ease: Segmented sleep is normal, and without the anxiety you may avoid insomnia.

Awake Again: Is It Insomnia or Just Segmented Sleep? (Op-Ed)

Our ancestors slumbered a bit differently than we do today. Segmented sleep has seen some serious discussion lately, especially in the field of health.

Your Ancestors Didn't Sleep the Way You Do

Throughout history there have been numerous accounts of segmented sleep, from medical texts, to court records and diaries.

Throughout history there have been numerous accounts of segmented sleep, from medical texts, to court records and diaries

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