1 in 5 US adults 'rarely or never' wakes up feeling well-rested

Surprising sleep trends were revealed in new survey, including the rise of ‘Scandinavian sleeping.'
Surprising sleep trends were revealed in new survey, including the rise of ‘Scandinavian sleeping.

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1 in 5 US adults 'rarely or never' wakes up feeling well-rested — here's why

Nearly a third of US women report never feeling well-rested after sleep