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Related Concept Videos

Blind Procedures02:07

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Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which...
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Sedatives and hypnotics encompass a wide range of substances, each with its unique mechanism of action, uses, and potential adverse effects.
Melatonin congeners like ramelteon (Rozerem) and tasimelteon (Hetlioz) selectively bind to melatonin receptors (MT1 and MT2) and thus mimic the actions of melatonin, a hormone that regulates sleep-wake cycles. Tasimelteon is primarily used for non-24-hour sleep-wake disorder, common in blind patients. They are also used to treat conditions like insomnia...
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Management of Insomnia01:19

Management of Insomnia

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The sleep cycle, an integral part of human health, consists of several stages with distinct characteristics and functions. It begins with a transition from wakefulness to sleep, known as the light sleep phase, followed by the restorative deep sleep phase, essential for physical recovery and growth. The cycle concludes with the Rapid Eye Movement (REM) phase, characterized by high brain activity and vivid dreaming. Insomnia, a prevalent sleep disorder, involves difficulty falling asleep, staying...
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Sedatives and Hypnotics: Overview01:23

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Sedatives are drugs that alleviate anxiety, while hypnotics induce sleep. Both classes of medication suppress neuronal activity, leading to a calming effect for sedatives and facilitating sleep for hypnotics.
Sedative-hypnotics are categorized into barbiturates, benzodiazepines (BZDs), and non-benzodiazepines or Z-drugs. These drugs work by suppressing central nervous system activity, and this suppression is dose-dependent. Older sedative medications, like barbiturates, follow a linear curve in...
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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:
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Insufficient Sleep and Sleep Deprivation01:13

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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.
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Evaluating the Sleepy and Sleepless Patient.

Raman K Malhotra

    Continuum (Minneapolis, Minn.)
    |August 7, 2020
    PubMed
    Summary

    Neurologists should evaluate sleepiness and sleeplessness, as sleep disorders often accompany neurologic conditions. Early diagnosis and management of sleep issues can improve overall neurological health.

    Area of Science:

    • Neurology
    • Sleep Medicine

    Background:

    • Sleep disturbances are common in patients with neurological disorders.
    • Evaluating sleep symptoms can improve management of primary neurological conditions.

    Purpose of the Study:

    • To outline the clinical approach for evaluating sleepiness and sleeplessness in a neurology practice.
    • To highlight the importance of recognizing sleep disorders in neurological patients.

    Main Methods:

    • Detailed patient history and physical examination are crucial.
    • Screening for common sleep disorders like sleep apnea and restless legs syndrome (RLS) is recommended.
    • Diagnostic tools include polysomnography, home sleep apnea testing, multiple sleep latency tests, and actigraphy.

    Main Results:

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    • Home sleep apnea testing improves access to diagnosis.
    • Consumer health trackers increase patient awareness of sleep quality.
    • Integrating sleep evaluations into neurological assessments aids in diagnosis and management.

    Conclusions:

    • Addressing sleep symptoms is vital for patients with neurological disorders.
    • A thorough sleep evaluation, including specific diagnostic tests, is essential for proper management.
    • Improved sleep can positively impact the course of underlying neurological conditions.