Can you really function on just 4 hours sleep a night? Here's what experts say
When you purchase through links on our site, we may earn an affiliate commission.Heres how it works. But what happens if you find yourself clocking in less, perhaps just four hours a night? Thebest mattressfor your sleep style and body jot down will help you get quality sleep night after night. We spoke to neuroscientist andSertapartner Dr. Caroline Leaf and physician and medical director atEngage WellnessDr. Is four hours of sleep a night enough?...