Homo sapiens is not an animal thatIt is nocturnal: we can not see well at night, especially in the dark. But due to scientific and technical progress came the invention of Edison in the form of a simple light bulb, which has changed our perception of day or night. By simply turning on the light allows access to the nocturnal activity. Today we live in a world where you can work and relax at any time of the day.
As a result, now the majority of sleepless sleep than 50 years ago. Associate professor in the psychiatry field to share information, »We live in the midst of the greatest experiment in history when we are deprived of sleep, and all of us - part of this experiment. It is clear that we will soon see its impact on society, economy and health. Lack of sleep will not lead to anything good. »

A healthy sleep prolongs life. Among adults, the death rate was low among those who slept every night for 8 hours, and above it was for those who slept less than seven or more than 9 hours. (According to David P. White, Professor of McGuinness University in Sleep and Medicine, »Those who sleep more than nine hours have something wrong with their health, which leads to such a long sleep.» The dream itself is not the cause » .

For the normal biological functioningsleep is required. »Imnunnaya system does not work well if a little sleep. Most people think that sleep keeps some neurological processes dlyanormalnogo maintain homeostasis in the brain. » The experiment showed that rats deprived of sleep, and died after 17-20 days: their hair beginning to fall, and they gipermetabolichnymi, meaning they burn calories even just standing on the feet.
It was carried out a fair amount of experimentationwith sleep deprivation. They concluded that the doctor is not allowed to sleep guinea 48, 72, and 96 hours later. Then they watched as their brains lead to psychosis.

Somnology Eva van Kotera after allowedstudents sleep 4 hours for 6 days, they introduced an injection against influenza. As a result, the immune system is only half the antibodies developed in spite of the virus threat. The level of cortisol (the hormone responsible for stress) increased and the sympathetic nervous system becomes active, increasing heart rate and teaching the heartbeat. Objects of the study also showed resistance to insulin.

? Steckgold, professor at Harvard UniversitySchool compares the lack of sleep with a digestive disorder: »20 years ago, bulimics considered themselves the best, because they could eat anything and any amount without gaining weight. Now we know that they harm their bodies and suffer from mental disorders.