Activator Pro Muscle In an asthma attack, there is a sudden deterioration in health - there is not enough oxygen in the bloodstream, as the bronchi narrow. This happens when the bronchial muscles become cramped, the mucous membrane in the bronchi is inflammatory and swollen, and increased viscous mucus is produced.In particular, the exhalation is difficult - which in turn leads to an overinflation of the lungs, since not enough fresh air enters the respiratory tract at the next inhalation. In the long term, this can lead to lasting damage. In addition, the fear is great because you can not breathe.Activator Pro Muscle