Asthma is a condition that can be chronic of the respiratory system, is marked by an inflammation and narrowing of the airways that leads to difficulties breathing. The symptoms of asthma include wheezing, coughing and chest discomfort. The trigger for asthma can be many factors, including asthma, exercise, or exposure to irritating substances. Clicking here: https://www.erodzina.com/astma-objawy-diagnoza-i-leczenie/ for additional information.