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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.
For instance, someone who slept eight hours a night in their 40s might be able to function well with 6.5 hours a night in their 70s. Older people produce less of the sleep-promoting hormone ...
The National Sleep Foundation recommends that adults aim for 7–9 hours of sleep per night, while children and teenagers require even more. For healthy individuals with normal sleep, the appropriate sleep duration for school-aged children is between 9 and 11 hours.
Children ages 3-5 years should aim for 10-13 hours. Older children ages 6-13 years require 9-11 hours. ... of more than 600,000 people, ... less than six hours of sleep per night can increase your ...
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.
In a study with 3000 patients, it was found that men and women who sleep less than 5 hours have elevated body mass index (BMI). In another study that followed about 70.000 women for 16 years, there was a significant increase in body weight in those who slept 5 hours or less compared to those who slept 7–8 hours. [1] [2] [8]
A tiny subset of people are considered natural “short-sleepers” because they can routinely sleep six hours a night or less and function normally without needing to catch up, Varga says, adding ...
A study of Gonnissen et al. (2012) showed that the desire-to-eat ratings were higher after a night of fragmented sleep in comparison to a normal night of sleep. [24] This could be one explanation why people eat more when they are sleep deprived.