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In the one- to two-year age group, sleep needs drop again to 11 to 14 hours, and fall further, to 10 to 13 hours, from ages three to five. This is due to a somewhat slower growth rate as children ...
The National Sleep Foundation recommends that teenagers (14–17 years) obtain 8 to 10 hours of sleep. [9] Their recommendation further stipulates that less than 7 hours and more than 11 hours of sleep may be harmful.
Hours of sleep recommended for each age group [93] Age and condition Sleep needs Newborns (0–3 months) 14 to 17 hours Infants (4–11 months) 12 to 15 hours Toddlers (1–2 years) 11 to 14 hours Preschoolers (3–4 years) 10 to 13 hours School-age children (5–12 years) 9 to 11 hours Teenagers (13–17 years) 8 to 10 hours
The amount of sleep you need every night depends on your age. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290 ...
The average sleep requirement is between seven and nine hours per day for an adult and nine to ten hours per day for a child; elderly people usually sleep for six to seven hours. Having less sleep than this is common among humans, even though sleep deprivation can have negative health effects. A sustained restriction of adult sleep to four ...
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The ontogeny of sleep is the study of sleep across different age groups of a species, particularly during development and aging. Among mammals, infants sleep the longest. [44] Human babies have 8 hours of REM sleep and 8 hours of NREM sleep on an average.
People in the UK reported sleeping slightly less than the average, according to the study