Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Insufficient Sleep and Sleep Deprivation

Insufficient Sleep and Sleep Deprivation

Insufficient sleep refers to not getting the recommended amount of sleep for optimal functioning, even if it's just slightly less than needed. Sleep insufficiency may occur due to lifestyle choices, such as staying up late for social events or work, resulting in routinely getting less sleep than required. For example, consistently sleeping 6 hours when the body needs 7-9 hours can lead to cumulative effects on health and well-being.
Sleep deprivation is a more severe form of sleep loss...

Substance Use Disorders Affecting Sleep

Substance Use Disorders Affecting Sleep

Substance use disorders involve a pattern of using drugs more extensively than intended and continuing use despite harmful consequences. This includes legal substances like alcohol and nicotine, as well as illegal drugs. These disorders often involve both physical and psychological dependence, reflecting compulsive use of substances that significantly alter thoughts, feelings, and behaviors, contributing to a major public health issue.
Understanding the concepts of physical dependence,...

Insomnia

Insomnia

Insomnia is a prevalent sleep disorder characterized by difficulty falling asleep, frequent awakenings during the night, and waking up too early without being able to return to sleep. People with insomnia often experience these disruptions at least three nights a week for at least one month. Chronic insomnia, which lasts for at least three months, can lead to increased anxiety, which in turn can worsen sleep difficulties, creating a cycle of sleeplessness and stress.
Multiple factors contribute...

Sleep-Wake Cycles

Sleep-Wake Cycles

Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and rapid eye movement (REM).
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:

Understanding Sleep

Understanding Sleep

Sleep, an essential biological state, involves significant reductions in physical activity, sensory awareness, and interaction with the environment. This complex physiological process is primarily regulated by specific brain regions, notably the hypothalamus and pons, which govern the sleep-wake cycle or circadian rhythm.
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...

Ethnic Identity within a Larger Culture

Ethnic Identity within a Larger Culture

Adolescents from ethnic minority backgrounds face a multifaceted journey in forming their identities, shaped by the intersections of cultural expectations and personal exploration. For these adolescents, identity formation involves not only typical developmental challenges but also navigating the perceptions and attitudes of the majority culture. As they grow, adolescents in ethnic minority groups often become increasingly aware of stereotypes, social biases, and discrimination, all of which...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Pediatric precision sleep network: a study protocol for identifying sleep signatures of mental health risk in peri-adolescents.

BMC pediatrics·2026

Same author

Effects of repetitive transcranial magnetic stimulation on cognition through sleep slow-wave activity in older adults.

Journal of neuroengineering and rehabilitation·2026

Same author

Design and Recruitment for the Comparative Effectiveness of Zolpidem/Trazodone and Cognitive Behavioral Therapy for Insomnia (COZI) Study in Rural Adults.

Behavioral sleep medicine·2026

Same author

Ru-SATED scale and Sleep Health Index: A systematic review of two leading multidimensional sleep health measures and frameworks across the globe.

Sleep medicine reviews·2026

Same author

Chronotherapeutic Approaches to Target Insufficient and Late Sleep in Adolescents: A Randomized Clinical Trial.

JAMA pediatrics·2026

Same author

Combination treatment for chronic insomnia disorder in adults: an American Academy of Sleep Medicine systematic review, meta-analysis, and GRADE assessment.

Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine·2026

Search research articles

Related Experiment Video

Updated: Jul 4, 2026

Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder

Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder

Published on: April 26, 2024

Sleep patterns and problems among chinese adolescents.

Xianchen Liu¹, Zhongtang Zhao, Cunxian Jia

¹Western Psychiatric Institute and Clinic, Webster Hall-134, 3811 O'Hara St, Pittsburgh, PA 15213, USA. xcliu@pitt.edu

|June 4, 2008

Summary

This summary is machine-generated.

Chinese adolescents experience insufficient sleep, insomnia, and daytime sleepiness, often linked to early school schedules. Parental insomnia history increases adolescent insomnia risk, though sleep pattern correlations are weak.

Related Experiment Videos

Last Updated: Jul 4, 2026

Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder

Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder

Published on: April 26, 2024

Area of Science:

Sleep Medicine
Adolescent Health
Epidemiology

Background:

Sleep patterns and problems in Chinese adolescents are understudied.
Understanding adolescent sleep is crucial for public health.
Parental sleep habits may influence adolescent sleep outcomes.

Purpose of the Study:

To investigate sleep/wake patterns and problems in Chinese adolescents.
To examine the association between adolescent sleep and parent sleep patterns.
To identify prevalence of sleep issues among Chinese youth.

Main Methods:

Epidemiological study conducted in 6 high schools in Jinan city, China.
Questionnaire survey administered to 1056 adolescents and 838 parents.
Data collected on adolescent and parent sleep/wake patterns and problems.

Main Results:

Significant weekday-weekend differences in adolescent sleep duration and rising times.
Tenth-graders slept approximately 1 hour less than seventh-graders.
Prevalence of poor sleep quality (18.8%), sleep dissatisfaction (26.2%), insomnia (16.1%), and daytime sleepiness (17.9%) noted.

Conclusions:

Sleep insufficiency, insomnia, and daytime sleepiness are common in Chinese adolescents.
Early weekday rising for school contributes to sleep insufficiency.
Maternal and paternal insomnia history is linked to increased adolescent insomnia risk.