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adults
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Extent and Health Consequences of Chronic Sleep Loss and ... - NCBI ncbi.nlm.nih.gov 10 facts
measurementA population-based study of more than 1,000 adults found that adults who slept 7.7 hours had the lowest Body Mass Index, while those with shorter or longer sleep durations had progressively higher Body Mass Index.
claimAdults are sleeping less to accomplish more work and are staying up later to watch television or use the Internet.
claimEpidemiological studies of young children (Locard et al., 1992; Sekine et al., 2002; von Kries et al., 2002) and adults (Vioque et al., 2000; Kripke et al., 2002; Gupta et al., 2002; Taheri et al., 2004; Hasler et al., 2004) have established a relationship between sleep loss and obesity.
measurementThe number of adults departing for work between midnight and 5:30 a.m. grew by 24 percent over a 10-year period.
measurementAt least 18 percent of adults report receiving insufficient sleep.
claimBeing a member of a minority group is a risk factor for both increased prevalence and severity of sleep-disordered breathing in both children and adults.
claimObesity is a risk factor for sleep-disordered breathing in adolescents, similar to the risk factors observed in adults.
measurementUnderdiagnosis of Obstructive Sleep Apnea (OSA) is common, with only 10 to 20 percent of OSA cases being diagnosed in adults according to Young et al. (1997b).
claimSleep loss in adults refers to sleep of shorter duration than the average basal need of 7 to 8 hours per night.
measurementMore than 35 years prior to 2005, adults reported sleeping an average of 7.7 hours per night.
National Sleep Foundation Guidelines: How Much Sleep Do You ... drkumardiscovery.com Oct 22, 2025 4 facts
claimDr. Kumar notes that the difference in sleep requirements between teenagers (8-10 hours) and adults (7-9 hours) reflects biological differences in sleep architecture and developmental needs.
measurementThe National Sleep Foundation recommends 14-17 hours of sleep for newborns, 9-11 hours for school-age children, 8-10 hours for teenagers, 7-9 hours for adults, and 7-8 hours for older adults.
measurementThe National Sleep Foundation's evidence-based guidelines recommend the following daily sleep durations: 14-17 hours for newborns, 9-11 hours for school-age children, 8-10 hours for teenagers, 7-9 hours for adults, and 7-8 hours for older adults.
measurementAdults (26-64 years) are recommended to sleep 7-9 hours per day, with a range of 6-10 hours potentially being appropriate.
Sleep Deprivation: What It Is, Symptoms, Treatment & Stages my.clevelandclinic.org Aug 11, 2022 3 facts
measurementThe average daily sleep requirements by age are: Newborns (up to 3 months): 14 to 17 hours; Infants (4 to 12 months): 12 to 16 hours; Young children (1 to 5 years): 10 to 14 hours; School-aged children (6 to 12 years): 9 to 12 hours; Teenagers (13 to 18 years): 8 to 10 hours; Adults (18 years and up): 7 to 9 hours.
measurementAdults (18 years and up) need 7 to 9 hours of sleep daily.
measurementExperts estimate that between 50 million and 70 million adults in the United States meet the medical criteria for sleep deprivation at any given time.
How Much Sleep Do You Need? - Sleep Foundation sleepfoundation.org Jul 11, 2025 3 facts
claimInfants, young children, and teenagers require more sleep than adults to support their growth and development.
measurementAdults aged 18 years and older are recommended to get 7 hours or more of sleep per day.
claimThe sleep hygiene recommendations for adults, such as maintaining a consistent schedule and minimizing disruptions, also apply to children and teens to help them achieve recommended sleep amounts.
Short- and long-term health consequences of sleep disruption dovepress.com May 19, 2017 3 facts
claimThere is a causal bidirectional relationship between sleep and psychosocial health in adults.
claimSleep disruption impacts psychosocial functioning in adults and may contribute to psychological conditions that require appropriate intervention.
claimSleep disruption in adults is associated with psychosocial issues, including emotional distress, mood disorders, and cognitive, memory, and performance deficits.
Assess Your Sleep Needs - Division of Sleep Medicine sleep.hms.harvard.edu 2 facts
measurementRecommended sleep durations per 24-hour period are: Infants (4 to 12 months) need 12 to 16 hours; Toddlers (1 to 2 years) need 11 to 14 hours; Preschoolers (3 to 5 years) need 10 to 13 hours; School-aged children (6 to 12 years) need 9 to 11 hours; Adolescents (13 to 18 years) need 8 to 10 hours; and Adults (18 years to the end of life) need at least 7 hours.
claimMost adults require between 7.5 to 8.5 hours of sleep per 24-hour period to function optimally, though there is some genetic variation.
Physiology, Sleep Stages - StatPearls - NCBI Bookshelf - NIH ncbi.nlm.nih.gov 2 facts
measurementAdults aged 65 and older tend to awaken approximately 1.5 hours earlier and sleep an hour earlier than adults aged 20 to 30.
measurementThe total NREM and REM sleep cycle for infants is typically 50 minutes, compared to the 90-minute cycle observed in adults.
How sleep affects mental health (and vice versa) - Stanford Medicine med.stanford.edu Aug 11, 2025 1 fact
claimTeenagers require an amount of sleep equal to or greater than the amount required by adults.
How much sleep do you really need? - Sleep Health Foundation sleephealthfoundation.org.au 1 fact
measurementMost adults require between 7 and 9 hours of sleep per night to feel properly refreshed and function at their best the next day.
How much sleep do we really need? - ScienceDaily sciencedaily.com Feb 12, 2015 1 fact
measurementThe National Sleep Foundation recommends a sleep range of 7-9 hours for adults aged 26-64, which remains unchanged from previous recommendations.
Immunity In Depth | Linus Pauling Institute lpi.oregonstate.edu 1 fact
referenceIncreased selenium intake improves immune function and poliovirus handling in adults with marginal selenium status, according to a 2004 study by Broome et al. published in the American Journal of Clinical Nutrition.
Functional and Economic Impact of Sleep Loss and ... - NCBI - NIH ncbi.nlm.nih.gov 1 fact
referenceThe National Institutes of Health (NIH) published a State of the Science Conference Statement in 2005 regarding the manifestations and management of chronic insomnia in adults in the Journal of Clinical Sleep Medicine.
How Much Sleep Do You Really Need? - National Sleep Foundation thensf.org Nov 17, 2025 1 fact
measurementAdults (18-64 years) require between 7 and 9 hours of sleep per night.
National Sleep Foundation's updated sleep duration ... researchgate.net Feb 9, 2026 1 fact
claimThe National Sleep Foundation recommends 7 to 9 hours of sleep for young adults and adults.
How many hours of sleep are enough for good health? - Mayo Clinic mayoclinic.org 1 fact
claimFor adults, regularly getting less than seven hours of sleep per night is linked to poor health outcomes, including weight gain, a body mass index of 30 or higher, diabetes, high blood pressure, heart disease, stroke, and depression, according to the Mayo Clinic.
Sleep Deprivation Can Lead to a Plethora of Diseases bergerhenryent.com Jan 26, 2019 1 fact
measurementThe recommended daily sleep duration for adults (26-64 years) is 7-9 hours.
How Sleep Deprivation Impacts Mental Health columbiapsychiatry.org Mar 16, 2022 1 fact
claimThe amount of sleep an individual needs depends in part on their age, with children and teens generally requiring more sleep than adults.
Sleep Across the Lifespan: A Neurobehavioral Perspective link.springer.com Feb 5, 2025 1 fact
claimIn adults, sleep quality and macrostructure trajectories show high variability, emphasizing distinctive traits in shaping sleep and its lifespan trajectories.