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Sleep requirements vary by age and personal factors, but most adults need 7-9 hours of sleep per night to function at their best. You may need more or less depending on your lifestyle and age.
In reality, many people sleep less than eight hours a night, and some sleep more. So do you actually need eight hours of shuteye every night? We spoke to experts about how much sleep people need ...
Why you only need 7 hours of sleep. American Academy of Sleep Education . The brain structure and genetic mechanisms underlying the nonlinear association between sleep duration, cognition and ...
Thirteen- to 18-year-olds need about eight to 10 hours of sleep per night, but the sleep schedule shifts, with bedtime coming later in the evening and wake-up coming later in the morning.
A 2018 study highlights the need for a good night's sleep for students, finding that college students who averaged eight hours of sleep for the five nights of finals week scored higher on their final exams than those who did not. [141]
Children need many hours of sleep per day in order to develop and function properly: up to 18 hours for newborn babies, with a declining rate as a child ages. [67] Early in 2015, after a two-year study, [93] the National Sleep Foundation in the US announced newly revised recommendations as shown in the table below.
Is seven hours enough sleep or too little? Experts discuss how much sleep people need, the health consequences of sleep deprivation, and how to sleep more.
As sleep time decreased over time from the 1950s to 2000s from about 8.5 hours to 6.5 hours, there has been an increase in the prevalence of obesity from about 10% to about 23%. [2] Weight gain itself may also lead to a lack of sleep as obesity can negatively affect quality of sleep, as well as increase risk of sleeping disorders such as sleep ...
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