Asthma often occurs in small children but sometimes does not develop until adulthood. When symptoms occur, the immune system views things like pollen, smoke, or dust mites as foreign substances and releases chemicals to fight them. These chemicals cause an asthma attack. Asthma attacks can cause wheezing, coughing, or difficulty breathing. Learn how to properly identify your asthma triggers and create a plan to manage them! Visit AFC Urgent Care Waltham today to get started ...