This study used the self-reported metric of “restfulness” to determine the correlation between cardiovascular disease risk and sleep quality. Several studies report conflicting findings on sleep and ...

And finally, my restfulness was poor. You can thank my puppy for that—despite spending over 6.5 hours in bed, I was on my feet for a half hour, which is why my eyes feel so heavy even now as I ...

Whoop's sleep tracking measures duration and restfulness, including metrics like restorative sleep and waking events. Through its Sleep Needed feature, Whoop provides personalized recommendations ...