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

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

Letter of Recommendation: Segmented Sleep - NYTimes.com

Letter of Recommendation: Segmented Sleep

The Guardian article: 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

The Calming Revelation Of Segmented Sleep

Letter of Recommendation: Segmented Sleep

Letter of Recommendation: Segmented Sleep

Letter of Recommendation: Segmented Sleep

What is Segmented Sleep and What to do to Fix it

What is Segmented Sleep and What to do to Fix it

Letter of Recommendation: Segmented Sleep - The New York Times

Letter of Recommendation: Segmented Sleep

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