The medico-biologic problems of physical incapacity with a deviation of norms in the respiratory system of the human body are discussed in this article. There is the selection of methodological recommendations practice therapeutic exercise here. The factors contribute to disease of the respiratory system, also were identified and described features of the applications and contraindications of exercise therapy during such ailments. The features of the influence of motor activity on the mobilization of functional reserves of an organism and formation of healthy lifestyle of pupils and students are investigated. It is recognized that the level of somatic health of a person depends on his level of physical training. It is confirmed scientifically and theoretically, that effective means of preserving and improving human health should be exercises and high motion activity. It is revealed, that as a result of the negative influence of environment and society, the factors, which completely or indirectly affect diseases of the respiratory system are discovered: restriction of mobility of the chest and lungs; conduction abnormalities of the airway; the decrease of the respiratory surface of the lungs; reducing the elasticity of the lung parenchyma; impaired gas diffusion in the lungs; disorders of the Central regulation of breathing and blood circulation in the lungs. Found features of therapeutic physical factors in diseases of the respiratory system: the execution of the various breathing exercises; great importance on the patient has a general tonic action of physical training as well as local effects on certain organ or system of organs with the help of special techniques of individual items of physical exercise.