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  2. Why Do Dogs Sleep So Much? Here's What the Experts Say - AOL

    www.aol.com/why-dogs-sleep-much-heres-113000342.html

    Dogs sleep for such a long time because that's when their body rests, resets, and heals, even if their awkward sleeping position implies otherwise. This is also when puppies do the most growing ...

  3. Mayo Clinic Proceedings - Wikipedia

    en.wikipedia.org/wiki/Mayo_Clinic_Proceedings

    Mayo Clinic Proceedings is a monthly peer-reviewed medical journal published by Elsevier and sponsored by the Mayo Clinic. It covers the field of general internal medicine. The journal was established in 1926 as the Proceedings of the Staff Meetings of the Mayo Clinic and obtained its current name in 1964.

  4. Sleep Medicine Reviews - Wikipedia

    en.wikipedia.org/wiki/Sleep_Medicine_Reviews

    Sleep Medicine Reviews is a bimonthly peer-reviewed medical journal covering research on the diagnosis and therapy of sleep disturbances and disorders (sleep medicine). It was established in 1997 and is published by Elsevier. The editors-in-chief are J. Krieger (Louis Pasteur University) and Michael V Vitiello (University of Washington).

  5. Delayed sleep phase disorder - Wikipedia

    en.wikipedia.org/wiki/Delayed_sleep_phase_disorder

    If one of the following laboratory methods is used, it must demonstrate a significant delay in the timing of the habitual sleep period: 1) 24-hour polysomnographic monitoring (or two consecutive nights of polysomnography and an intervening multiple sleep latency test), 2) Continuous temperature monitoring showing that the time of the absolute ...

  6. Excessive daytime sleepiness - Wikipedia

    en.wikipedia.org/wiki/Excessive_daytime_sleepiness

    EDS can be a symptom of a number of factors and disorders. Specialists in sleep medicine are trained to diagnose them. Some are: Insufficient quality or quantity of night time sleep [5] Obstructive sleep apnea [6] Misalignments of the body's circadian pacemaker with the environment (e.g., jet lag, shift work, or other circadian rhythm sleep ...

  7. Exercise and deep sleep give the brain a 24-hour boost - AOL

    www.aol.com/exercise-deep-sleep-brain-24...

    Improvement to cognitive performance caused by exercise could last for 24 hours, a new study shows. Scientists also linked getting 6 or more hours of sleep to better memory test scores the next day.

  8. Is 4 hours of sleep enough? What sleeping too little does to ...

    www.aol.com/news/4-hours-sleep-enough-sleeping...

    Is 4 hours of sleep enough? Experts explain what happens to your body when you sleep four hours, health effects of sleep deprivation and tips to improve sleep.

  9. Circadian rhythm sleep disorder - Wikipedia

    en.wikipedia.org/wiki/Circadian_rhythm_sleep...

    A circadian rhythm is an entrainable, endogenous, biological activity that has a period of roughly twenty-four hours. This internal time-keeping mechanism is centralized in the suprachiasmatic nucleus (SCN) of humans, and allows for the internal physiological mechanisms underlying sleep and alertness to become synchronized to external environmental cues, like the light-dark cycle. [4]