We all know exercise is good for us, and the results of a newly published study are a reminder that a little goes a long way. Just one extra mile of walking per day can help you sleep better, according to the study published in the journal Sleep Health in October.Over the course of one year, from 2015 to 2016, researchers tested 59 adults, who reported sleeping an average seven hours per night, in a series of four-week studies.
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