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  2. Neuroscience of sleep - Wikipedia

    en.wikipedia.org/wiki/Neuroscience_of_sleep

    A sleep disorder, or somnipathy, is a medical disorder of the sleep patterns of a person or animal. Polysomnography is a test commonly used for diagnosing some sleep disorders. Sleep disorders are broadly classified into dyssomnias , parasomnias , circadian rhythm sleep disorders (CRSD), and other disorders including ones caused by medical or ...

  3. Sleep and metabolism - Wikipedia

    en.wikipedia.org/wiki/Sleep_and_Metabolism

    Sleep plays a vital role in regulating metabolism and appetite. When sleep deprived, the metabolic system will be out of balance, which will ultimately affect the dietary choices people make. Teens who are sleep deprived crave more carbohydrates. Sleep deprivation is a risk factor for obesity among young adults. [7] [medical citation needed]

  4. Sleep - Wikipedia

    en.wikipedia.org/wiki/Sleep

    Under experimental conditions, humans tend to alternate more frequently between sleep and wakefulness (i.e., exhibit more polyphasic sleep) if they have nothing better to do. [33] Given a 14-hour period of darkness in experimental conditions, humans tended towards bimodal sleep, with two sleep periods concentrated at the beginning and at the ...

  5. Light effects on circadian rhythm - Wikipedia

    en.wikipedia.org/wiki/Light_effects_on_circadian...

    These hormones help regulate blood sugar to give the body the appropriate amount of energy that is required throughout the day. Cortisol levels are high upon waking and gradually decrease over the course of the day, melatonin levels are high when the body is entering and exiting a sleeping status and are very low over the course of waking hours ...

  6. Hormones linked to sleep apnoea and snoring in ... - AOL

    www.aol.com/hormones-linked-sleep-apnoea-snoring...

    Researchers suggest adjusting female sex hormones might be a way to reduce the high prevalence of obstructive sleep apnoea. Researchers suggest adjusting female sex hormones might be a way to ...

  7. Suprachiasmatic nucleus - Wikipedia

    en.wikipedia.org/wiki/Suprachiasmatic_nucleus

    These disturbances cause the normal physiology of sleep to change, such as the biological clock and body temperature during rest. [44] Patients with AD experience insomnia, hypersomnia, and other sleep disorders as a result of the degeneration of the SCN and changes in critical neurotransmitter concentrations. [44]

  8. Hormone - Wikipedia

    en.wikipedia.org/wiki/Hormone

    Hormones flow in and out of the bloodstream and are able to bind to Target cells to activate the role of the hormone. This is with the help of the bloodstream flow and the secreting cell. Hormones regulate: metabolism, growth and development, tissue function, sleep, reproduction, etc. This diagram also lists the important hormones in a human body.

  9. Hypothalamus - Wikipedia

    en.wikipedia.org/wiki/Hypothalamus

    Peptide hormones have important influences upon the hypothalamus, and to do so they must pass through the blood–brain barrier. The hypothalamus is bounded in part by specialized brain regions that lack an effective blood–brain barrier; the capillary endothelium at these sites is fenestrated to allow free passage of even large proteins and ...