Related Experiment Video

Updated: Aug 15, 2026

A Chronic Sleep Fragmentation Model using Vibrating Orbital Rotor to Induce Cognitive Deficit and Anxiety-Like Behavior in Young Wild-Type Mice
06:23

A Chronic Sleep Fragmentation Model using Vibrating Orbital Rotor to Induce Cognitive Deficit and Anxiety-Like Behavior in Young Wild-Type Mice

Published on: September 22, 2020

The many facets of poor sleep

B Knab, P Engel-Sittenfeld

    Neuropsychobiology
    |January 1, 1983
    PubMed

    More Related Videos

    Establishing a Device for Sleep Deprivation in Mice05:05

    Establishing a Device for Sleep Deprivation in Mice

    Published on: September 22, 2023

    Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder04:33

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

    Published on: April 26, 2024

    Related Concept Videos

    Sleep-Wake Cycles01:24

    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 Sleep01:11

    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...
    Insufficient Sleep and Sleep Deprivation01:13

    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...
    Insomnia01:27

    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...
    Substance Use Disorders Affecting Sleep01:24

    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,...
    Primary Motives: Sleep, Sex, and Pain Avoidance01:24

    Primary Motives: Sleep, Sex, and Pain Avoidance

    Primary motives such as sleep, sex, and pain avoidance are crucial drivers of behavior in humans and animals. These motives ensure survival, reproductive success, and overall well-being by prompting actions that meet essential bodily needs.
    Sleep is a fundamental physiological drive that fosters a state of restfulness crucial for several bodily functions. It facilitates body restoration, the process by which the body repairs, rejuvenates, and maintains itself during sleep, including memory...