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Sleep deprivation, also known as sleep insufficiency [2] or sleeplessness, is the condition of not having adequate duration and/or quality of sleep to support decent alertness, performance, and health. It can be either chronic or acute and may vary widely in severity.
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.
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 ...
New research links lack of sleep to brain aging in people with hypertension. Pixel Stories/Stocksy. ... so the data on sleep duration may not represent long-term sleep patterns. Blood pressure ...
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 ...
Lack of alertness. Moodiness and irritability. Fatigue. Impaired memory. Common long-term side effects of sleep deprivation may include: High blood pressure. Diabetes. Heart attack. Heart disease ...
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.
Lack of sleep can make it hard to concentrate, remember things, and make good choices. It even leaves you at a higher risk of accidents (like at work or on the road). Higher risk of chronic diseases .
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