A new study found that sleeping just the right number of hours, but not too much or too little, can help slow biological ...

New research examined data from 500,000 people and found a sleep 'sweet spot' for older and middle-aged adults.

Do you lose sleep over whether you sleep too little or too much? You can now relax, because scientists have figured out ...

The idea that every adult needs exactly eight hours of sleep has been repeated so often it sounds like biology, not branding. Yet a prominent Harvard anthropologist now argues that this tidy benchmark ...

Getting a full eight hours of sleep and still feeling drowsy? Sleep experts say it’s not just about how much shuteye you get. Dr. Wendy Troxel, a licensed clinical psychologist and senior behavioral ...

With so much to do heading into the busy holiday season, is anyone getting enough sleep? Most sleep experts advise that adults get seven to nine hours of sleep per night for good health and emotional ...

Eight hours in bed should leave a person feeling restored. Yet many people wake up heavy, foggy, and far from refreshed. That ...

You sleep eight hours a night... and yet, you wake up already drained? You're not alone. This persistent fatigue upon waking affects more and more people, even those who follow standard sleep ...

As emergency medicine doctors, we clock in and out at all hours, making it tough to get enough rest. Physicians also come from a culture where talking about getting by on little or no sleep is common ...

Share on Pinterest Recent research has found an association between sleep duration and biological aging. Image Credit: ArtistGNDphotography/Getty Images A recent study found that too little or too ...