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2. Sleep deprivation - Wikipedia

   en.wikipedia.org/wiki/Sleep_deprivation

   A lack of sleep can cause an imbalance in several hormones that are critical for weight gain. Sleep deprivation increases the level of ghrelin (hunger hormone) and decreases the level of leptin (fullness hormone), resulting in an increased feeling of hunger and a desire for high-calorie foods.

3. Insomnia - Wikipedia

   en.wikipedia.org/wiki/Insomnia

   With this technique, it is difficult to distinguish lack of sleep caused by a disorder which is also a cause of premature death, versus a disorder which causes a lack of sleep, and the lack of sleep causing premature death. Most of the increase in mortality from severe insomnia was discounted after controlling for associated disorders.

4. Sleep deprivation in higher education - Wikipedia

   en.wikipedia.org/wiki/Sleep_deprivation_in...

   While sleep quantity is important, good sleep quality is also essential to avoid sleep disorders. [6] The term sleep deprivation can be defined as having a lack of sleep that does not support daytime awareness. [7] In most literature, sleep deprivation is further categorized into either acute sleep deprivation or chronic partial sleep deprivation.

5. 6 Signs You've Got "Sleep Debt" (& How To Finally Pay It Off)

   www.aol.com/6-signs-youve-got-sleep-105800524.html

   1. Fatigue. Research indicates that daytime sleepiness is the most obvious and common sign of sleep debt.If you feel groggy even after you’ve been awake for a while or if you find yourself ...

6. Can Not Getting Enough Sleep Affect Your Weight? - AOL

   www.aol.com/not-getting-enough-sleep-affect...

   A long-term lack of sleep may make weight loss harder and increase your risk of weight gain. In short, getting proper sleep is an important support for weight loss programs and other methods of ...

7. Sleep debt - Wikipedia

   en.wikipedia.org/wiki/Sleep_debt

   Accumulated and continuous short-term sleep deficit has been shown to increase and intensify psychophysiological reactions in humans to emotional stimuli. [5] The amygdala plays a strong functional role in the expression of negative emotions such as fear, and, through its anatomical connections with the medial prefrontal cortex (mPFC), has an important function in the subjective suppression of ...

8. Effects of sleep deprivation on cognitive performance

   en.wikipedia.org/wiki/Effects_of_sleep...

   Lack of sleep has a significant impact on cognitive and physical performance, especially in endurance sports. Long-term sleep deprivation was shown to affect neurobehavioral function, including hallucinations and reduced reaction times, in a study of ultramarathon runners.

9. Sleep - Wikipedia

   en.wikipedia.org/wiki/Sleep

   Sleep is a state of reduced ... Induced or perceived lack of sleep is ... It has been widely accepted that sleep must support the formation of long-term memory, and ...