Sleep varies by age, geographical location and gender
In an exceptionally extensive worldwide study on sleep, nearly a quarter of a million nights of sleep were measured among sleepers ranging between 16 and 30 years of age.
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Teens sleep 43 more minutes per night after combo of two treatments
Teenagers got 43 more minutes of sleep a night after a four-week intervention that reset their body clocks and helped them go to bed earlier, a study has shown.
Read moreBiological clock influences immune response efficiency
The biological clock influences immune response efficacy. Indeed, CD8 T cells, which are essential to fight infections and cancers, function very differently according to the time of day.
Read moreChronic insomnia can be cured in cancer survivors with a basic sleep education class
Investigators report that a single-session sleep education program for survivors can cure insomnia in many participants, and that those who don't benefit from this approach are often helped by a more extensive, but still modest, three-session program.
Read moreMenopausal night sweats linked with cognitive dysfunction
Experts frequently tout the value of a good night's sleep. However, a new study casts doubt on the value of sleep time suggesting that women who experience night sweats are more vulnerable to cognitive dysfunction as their sleep duration increases.
Read moreLack of sleep affects fat metabolism
A restricted-sleep schedule built to resemble an American work week made study participants feel less full after a fatty meal and altered their lipid metabolism. One night of recovery sleep helped, but didn't completely erase the effects of sleep restriction.
Read moreImportance of when adolescents sleep to obesity and cardiometabolic health
New study finds adolescent sleep timing preferences and patterns should be considered risk factors for obesity and cardiometabolic health.
Read moreBrain activity intensity drives need for sleep
The intensity of brain activity during the day, notwithstanding how long we've been awake, appears to increase our need for sleep, according to a new study in zebrafish.
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