Probably each of us knows what it means to not get enough sleep. When all literally fall out of hand, do not have enough energy for almost the whole day, all things are done with great severity, with great effort and will. Some people can sleep for 12-15 hours, after a long week of work. This means only one thing for people working week does not have time to rest and sleep, and cumulative fatigue effect on him and literally knocks mode relaxation.
What should be the duration of sleep?
How to sleep for each individual is determined individually and depends solely on its ability to relax. Depth of sleep, a person's ability to be as relaxed, fall asleep quickly, away from the endless process of thinking and sink into relaxation mode not only muscles but also the mind. Scientists say that this ability can be trained almost everyone. It largely depends on the psychological stability of human matter how healthy and calm his nervous system. For the health of the nervous system is sometimes necessary to use the most advanced methods of treatment, namely, nanotechnology products Hua Shen perfectly combines advanced nanotechnology in the manufacture of health care products.
Sleep duration varies greatly on weather conditions, a person's age, the extent of his health, thinness or obesity, the presence of noise and other things. For example, young children, especially infants, almost all his free time in the dream state. Preschool children need to sleep as much as the body needs them, which usually ranges from ten to twelve hours. School-age children usually sleep eight to ten hours. Young people are very good at resisting interruptions in sleep mode, but it seriously undermines their health. Their sleep must be at least 7 hours. People of 30 often divided into two groups, the first of which is sufficient 5 hours, while others are missing, and 9 o'clock. For older people, often enough 4, 5 hours. Some manage to get some sleep and a couple of hours. But there are exceptions everywhere, for example, my grandfather. It sleeps seven-five hours at night and three hours in the afternoon.