Why lack of sleep causes weight gain? The simplest answer is the time for as much time eating as much. More important reason is that people who sleep less than 5 hours per day will reduce your appetite by 15% but increased by 15% feeling hungry. Many scientific studies on people with insomnia often showed, This condition increases the amount of hormones related to appetite and eating habits. Those who slept less (only about 4 to 5 hours at night) with hormone stimulates appetite than those who sleep 8 hours pretty much. They also tend to eat a lot of sweets and starches in sleepless nights. During sleep, the body produces a hormone reduces appetite. If you wake up in the middle, this process was interrupted will make you hungry and very difficult to sleep without eating something. That eating at night is obviously the fastest way to accumulate body fat. A regular sleep also adversely affect the activity of the hormone to burn extra calories in your body. A 13-year study of nearly 500 people in the United States, aged 27 to 40, showed that most people gain weight as those who slept less than 6 hours a night. Part of the reason is: Time to wake up the night thicker the increasing tendency to eat more; and a lack of sleep has changed both the biological clock as well as the natural biological systems in the body. The chemicals and hormones that control appetite are vulnerable to change the sleep time decreases when even one or two hours than normal. The more fat, the more difficult to sleep. This is a vicious circle, the insomnia will be overweight and more fat, the more they sleep more difficult. Obese people prone to choking during sleep because the muscles in the throat relax, sagging impede airflow exit. Therefore, they had to wake up a few seconds to ease breathing, then sleep, then wake up. And so, the cycle is repeated throughout the night that obese people can not sleep deeply. The doctors often recommend that people who want to lose weight should sleep enough, in addition to diet and exercise properly sport regularly. People who sleep less than 4 hours / night have a higher risk of obesity 73% compared to those who sleep 7-9 hours. This figure was 50% in people who sleep 5 hours / day and 23% in the sleeper
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