What causes lack of sleep

How many hours of sleep on average, a person needs to do to relax? The number of hours varies from 6 to 8 per day - this time should be enough for a person to be able to work on, without harm to their health. But if you keep enough sleep, it is fraught with serious consequences, ranging from mild neurosis and the risk of unnecessary centimeters at the waist, to more serious problems - heart disease and increased risk of diabetes earn diabetes.

Unpleasant symptoms may appear after the first night of sleep deprivation. More than a bad dream threatens? The Huffington Post decided to look into this in more detail.

Some men of genius dream was almost not needed, and they do not suffer without his absence. For example, Leonardo da Vinci was enough just 1.5-2 hours of sleep a day, Nikola Tesla - 2-3 hours, Napoleon Bonaparte slept intermittently in the amount of about 4 hours. You can arbitrarily identify themselves as genius and assume that if you sleep 4 hours per day, will have time to do much more, but your body may not agree with you, and after several days of agony will begin to sabotage your work, whether you like it or not.

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What happens to the body after one day of not getting enough sleep

You begin to overeat. So, if you have little or bad sleep at least one night, you feel more hungry than after standard sleep. Studies have shown that lack of sleep stimulates your appetite, as well as the choice of a high-calorie, with a high content of carbohydrates, and not entirely healthy foods.

Deteriorating attention. Because of drowsiness you deteriorating attentiveness and reaction, and this in turn can lead to emergency Situations on the road or at work (if you work with your hands or a doctor or a driver that has worse). If you sleep 6 hours or less, the risk of accidents on the road with your participation is increased three times.

Deteriorating appearance. Black eyes after a bad dream - not the best decoration. Sleep is not only useful for your brain, but also for your appearance. A small study in the journal SLEEP, published last year, found that those who sleep less people seem to be less attractive. A study conducted in Sweden, have also shown a link between the rapid aging of the skin and the lack of normal sleep.

Increased risk of catching colds. Restful sleep is one of the building blocks of the immune system. A study conducted at Carnegie Mellon University found that sleep less than 7 hours a day increases your risk of getting three times. Moreover, Mayo Clinic experts explain that during sleep, the body produces special proteins - cytokines. Some of them help to maintain a deep sleep, and the level of some of the need to increase protection of the body when you have an infection or inflammation, or when you're stressed. As a result of not getting enough sleep develop these protective cytokines is reduced and you are sick longer.

You risk getting microdamages brain. A recent small study with fifteen men and published in the same journal SLEEP, showed that even after one night of sleep deprivation brain loses some of its tissue. It can be detected by measuring the levels of the two molecules in the blood, increase which usually signals that the brain has been damaged.

Of course, this is just a small study with fifteen men - not such a large sample. But how can you be sure that you are not touched?

You become more emotional. And not for the better. According to research conducted in 2007 in the medical schools of Harvard and Berkeley if you're a little sleep, emotional areas of the brain become more reactive than 60%, that is, you become more emotional, irritable and explosive. The fact is that without enough sleep, our brain switches to a more primitive form of activity and not be able to properly manage emotions.

You may experience problems with memory and concentration. The problems with care are problems with memory and concentration. You become difficult to focus on the implementation of the tasks, as well as deteriorating memory, since sleep is involved in the process of memory consolidation. So if you're a little sleep, remembering the new material will be given to you more and more difficult (depending on your situation of neglect).

What happens to the body when you sleep a little in the long run

Suppose that you have an exam or term project, and you just need to reduce the amount of your sleep to a minimum, to do everything. This is acceptable in short intervals, just try not to get behind the wheel and forewarned of all, it is very tired and can react a bit inadequate, emotionally. After passing the exam, or end of the project you will have a rest, sleep enough and will return his former form.

But if your work makes it so that the standard time of your sleep of 7-8 hours was reduced to 4-5, you need to seriously think about how to change or approach to work, or the work itself, as the effects of the constant lack of sleep is much more sad than just nervousness or bruising under eyes. The longer you keep such unhealthy conditions, the higher the price your body pays for it.

It increases the risk of stroke. Research published in the journal SLEEP in 2012, have shown that lack of sleep (less than 6 hours of sleep) for older people increases the risk of stroke by 4 times.

Obesity increases the risk of money. Simple overeating because of a lack of sleep for a day or two - it's just flowers on compared to what can happen to you, if the constant lack of sleep will be your standard mode. As mentioned in the previous section, the lack of sleep triggers increased appetite and, of course, leads to a permanent night snack. All this together is transformed into extra kilos.

It increases the risk of some cancers. Of course he will not, simply because you are a little sleep. But poor sleep can trigger the appearance of precancerous formations. So, as a result of a study conducted among 1240 participants (was performed colonoscopy), those who slept less than 6 hours day 50% increased risk of colorectal adenomas, which can turn into malignant with time education.

It increases the likelihood of developing diabetes. In a study conducted in 2013 by the Center for Disease Control and Prevention, it found that too low (and too much!) the amount of sleep is associated with increased risk of many chronic diseases, including diabetes and diabetes. This is due to the fact that lack of sleep, on the one hand, leads to the risk of obesity, and on the other - reduced sensitivity to insulin.

Increased risk of heart disease. Harvard Health Publications reports that chronic sleep deprivation is associated with increased blood pressure, atherosclerosis, heart failure and heart attack. Studies conducted in 2011 in Warwick Medical School, found that if you sleep less than 6 hours a day and sleep passes with violations, you get a "bonus" in the form of increased by 48% likely to die from heart disease and 15% - from stroke. Zasizhivaniya late or overnight for a long period - a ticking time bomb!

Reduced sperm count. This item is for those who still want to know the happiness of fatherhood, but has been postponed because the busy accumulation inheritance. In 2013, the study was conducted in Denmark among 953 young men, which found that men with sleep disturbance concentration sperm count by 29% less than those who are sleeping quietly standard 7-8 hours day.

It increases the risk of premature death. Research, during which over 10-14 years was assessed in 1741 men and women have shown that men who slept less than 6 hours a day, increasing their chances of dying prematurely.

All these were the data obtained during the investigation. But, as we know, in our contradictory world may be completely opposite data research. Today, we read that the new magic pill will save us from all ills, and tomorrow may have to enter an article that other studies have shown exactly the opposite results.

You can believe or not to believe in the long-term prospects of constant lack of sleep, but you can not deny the fact that if you little sleep, you become irritable and inattentive, poorly stores information and even afraid to look you in the mirror. So let's spare ourselves and sleep at least 6 hours a day for yourself, a loved one, at least in the short term.