The breathing exercises collected in the book are the best of all the world's techniques and practices. Many of them go back to the distant past. Systematic exercises improve the health of the respiratory system, complete recovery from chronic diseases, and prevent acute respiratory infections and seasonal illnesses. Immunity increases, the amount of energy increases, self-cleaning mechanisms are launched. Proper breathing is the basis of health and happiness. Moreover, it is necessary to perform breathing exercises now, when the environment is deteriorating every year.