> “We can think of it not as sleep-depriving people, but as modifying or enlarging the period of the sleep–wake cycle from 24 to 48 hours,” says Benedetti. “Peo

> “We can think of it not as sleep-depriving people, but as modifying or enlarging the period of the sleep–wake cycle from 24 to 48 hours,” says Benedetti. “People go to bed every two nights, but when they go to bed, they can sleep for as long as they want.” That reminds me of the sleep experiments performed by Michel Siffre [1] in the 60‘s & 70‘s who studied the experience of time underground without time cues. He found that without time cues, several people including himself adjusted to a 48-hour rather than a 24-hour cycle. [1] https://en.wikipedia.org/wiki/Michel_Siffre https://en.wikipedia.org/wiki/Michel_Siffre [2] www.cabinetmagazine.org/issues/30/foer.php