After 72 hours of lack of sleep, a large amount of stress hormones are produced in the body, which leads to a serious drop in the ability of the brain to synthesize new cells. At this moment, the chaotic machine of the brain slows down, and the language ability, the calculation ability, and the memory force all drop significantly. At this time, you even have the illusion. Not only that, your spirit will be near the brink of collapse.
Not old before the endocrine system
There is a small organ called pituitary in the brain, which regulates the functional regulation of other endocrine organs in the body and is affected by sleep. The endocrine axis, the hypothalamus-pituitary-adrenocortical axis, that regulates external stress in the body and regulates digestion, immunity, mood, sexual function, and energy expenditure, after 72 consecutive days without sleep, will be like a chaotic dashboard, Ascending or descending, glucocorticoids rise abnormally, which leads to a series of disorders in body organs.
Lack of sleep as a serious psychological and physiological stressors can easily for the gastric mucosa is the most vulnerable to stress and the damage to the gastric mucosa means that people who sleep less are more likely to suffer from Peptic ulcer disease.
Although the heart still needs work when sleeping, the effects of sleep-deprivation on the heart can not be underestimated. The Epidemiological surveys of large-scale populations have shown that for those who have night-shift work-related needs, their risk of having having a heart attack is higher than that of an average person. This change may be due to prolonged sleeplessness leading to increased inflammation in the body, over time make the heart of the blood supply vessel wall rough, plaque, just as a perennial disrepair water pipe, which is often the germination of coronary heart disease.