Enough sleep the body will protect itself from viral colds. Restful sleep is considerably more effective than any folk remedies to prevent the flu and colds. A good night's sleep, experts believe, activates the immune system and leads it to a working state.
Doctors recommend sleeping at least seven hours a day. In the winter it is recommended to increase the sleep time by 1-2 hours from the usual. Another important role played by the time bedtime: the earlier, the better.
According to the study, a good night's sleep really helps to strengthen the protective forces of the body. People who sleep more than seven hours a day, rarely suffer from colds. Note, in one of the previous studies have been proven relationship between sound sleep and a lower risk of autoimmune diseases.