Most people follow a monophasic sleep pattern, meaning they sleep one time per day. Alternatively, many people sleep twice per day in a biphasic sleep pattern. People who sleep biphasically usually ...

Carley Millhone is a writer and editor based in the Midwest who covers health, women's wellness, and travel. Her work has appeared in publications like SELF, Greatist, and PureWow. Polyphasic sleep ...

Polyphasic sleep is a non-traditional sleep pattern where individuals divide their total rest into multiple shorter sleep periods or naps throughout a 24-hour day. This approach contrasts with ...

Official advice says that healthy adults require 7 to 9 hours of sleep every night for physical and mental health. Anything ...