What Are Some Effects of Lack of Sleep?


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Some effects of lack of sleep include a weaker immune system, higher risk of chronic diseases and improper functioning of the brain, leading to turbulent emotions and impairment of cognitive abilities, reports Healthline. Sleep-deprived individuals experience constant yawning, irritability, sluggishness and sleepiness, and they are at a higher risk of suffering accidents, such as trips and falls. Overall, lack of sleep affects the physical, emotional and mental health of individuals.

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Inadequate sleep hampers the immune system from producing antibodies, cells and other substances that combat infections, leading to vulnerability to sicknesses and longer recovery times from illnesses, according to Healthline. Studies suggest that lack of sleep promotes fat storage, causing weight gain.

Sleep deprivation affects cognitive functions, including concentration, memory and creativity, states Healthline. Long-term sleep deprivation may cause hallucinations, particularly in patients with systemic lupus erhythematosis or narcolepsy. Individuals who suffer from manic depression tend to suffer mania when they do not sleep properly.

Sleep-deprived people commonly exhibit micro sleep or falling asleep for a few seconds or minutes without being aware of it, which is a dangerous effect when driving, notes Healthline. People with chronic sleep deprivation may suffer imbalance, coordination problems and inability to make sound decisions. They are also at risk of diabetes, cardiovascular diseases and other chronic illnesses. Less than five hours of sleep each night leads to a 15-percent higher risk of death from any cause.

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