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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. Parents ...
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.
“There are many people who think everyone needs eight to eight and a half hours of sleep per night and there will be health consequences if they don’t get it,” Dr. Louis Ptacek, a neurology ...
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 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. [65] Early in 2015, after a two-year study, [91] the National Sleep Foundation in the US announced newly revised recommendations as shown in the table below.
In addition, a very small number of people have a genetic mutation that allows them to function on less than 6.5 hours of sleep per night with no apparent consequences to their health.
Cycles of REM and non-REM stages make up sleep. A normal healthy adult requires 7–9 hours of sleep per night. The number of hours of sleep is variable, however the proportion of sleep spent in a particular stage remains mostly consistent; healthy adults normally spend 20–25% of their sleep in REM sleep. [5]
Adults should sleep 7 or more hours per night. ... Some adults need nine or 10 hours of sleep every night to feel rested, says Harris, whereas others may find they only need seven, and sleeping ...