Scientists have discovered a surprising two-way relationship between sleep and growth hormone, revealing how the brain carefully balances physical recovery with wakefulness. The findings could help ...

Sleep deprivation effects can significantly impair brain health, impacting cognitive, emotional, and neurological functions. Chronic restriction of sleep is comparable to legal intoxication after just ...

There are several factors that can influence an individual’s memory—and sleep habits are crucial. Beyond influencing our ability to fight disease and develop immunity, proper sleep is also essential ...

Sleeping fewer than 4.5 hours and more than 6.5 hours per night is associated with cognitive decline, according to researchers. In a recent study published in Oxford Academic's Brain, a team from the ...

In a recent study published in PLoS ONE, researchers assessed the protective effect of sleep on children's executive skills during coronavirus disease 2019 (COVID-19) isolation. Study: Sleep as a ...

While it's well known that sleep enhances cognitive performance, the underlying neural mechanisms, particularly those related to nonrapid eye movement (NREM) sleep, remain largely unexplored. A new ...

Share on Pinterest Data from five population studies suggest that better sleep may help protect cognitive function in adults. Image credit: ismagilov/Getty Images. A new analysis looking at data from ...

Japan's prime minister says she gets just "zero to three hours" of sleep per night. NPR's Michel Martin asks Johns Hopkins' Dr. Sara Benjamin how much sleep most people need to get through the day.