Some interesting facts on sleep

BEAUTY SLEEP
The immune system is closely associated with the central nervous system. When stress is not so much, then it is not necessary to get sick but sleep Because the body knows that to fight the infection, its army will have to be refreshed, and the defense system has to be put up. Sleep is one of the main means of which. 
The biggest reason for not sleeping at this moment is stress. But think about the risk of stress, if you are in a state of illness, thinking that you are wasting sleep is more harmful. To understand reality. If you can't reduce stress, seek help from a specialist, but do not compromise with sleep.

Sleep and body defense
The main thing is that the blood white cells or the cells fight directly from the front, but if for some reason the stress increases, sleep decreases, and it continues. The speed is a little slow, and the immune barrier is broken and the infection enters the body.
Not only that but in the four stages of sleep that are not repeated in the seven-eight-hour sleep, the production of cytokine decreases.