It can be used in sports training, to restore the functioning of the respiratory and vascular system after various diseases, in particular, COVID-19.
This mask is made of plastic and covers the nose and mouth.
The project was implemented in cooperation with the engineering center of the university and "Samozdrav" company.
According to the manufacturers, this mask can be used not only for diseases of the bronchi and lungs, but also for the treatment of circulatory disorders in the brain, ischemic heart disease, high blood pressure and angina pectoris, says ria.ru.
