Translations:DC1/58/en
From Polyphasic Sleep Wiki
Similar to E2, the morning gap is suggested to be no longer than 7-8 hours. The evening gap can be up to about 9 hours, because sleep pressure is lower then.
Similar to E2, the morning gap is suggested to be no longer than 7-8 hours. The evening gap can be up to about 9 hours, because sleep pressure is lower then.