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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.
Sleep apnea, obstructive sleep apnea, obstruction of the airway during sleep, causing lack of sufficient deep sleep, often accompanied by snoring. Other forms of sleep apnea are less common. [ 89 ] Obstructive sleep apnea (OSA) is a medical disorder that is caused by repetitive collapse of the upper airway (back of the throat) during sleep.
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.
Two new studies indicate the importance of getting a good night's sleep — with one study saying a lack of sleep may be sabotaging the brain’s ability to keep intrusive thoughts at bay.
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 ...
Polyphasic sleep is the term used to describe any sleep pattern that includes three or more periods of shuteye in a 24-hour period instead of the more traditional large snooze at night.
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 ...
The researchers collected sleep data using a questionnaire and a home-based sleep study (polysomnographic evaluation). In addition, the researchers measured the daytime blood pressure of the ...