Asthma Center Asthma Asthma is a chronic lung disease that that affects your airways, which are tubes that carry air in and out of your lungs. Asthma causes recurring periods of wheezing (a whistling sound when you breathe), chest tightness, shortness of breat... Read More More about Asthma Symptoms Diagnosis Treatments Causes Living With Related Conditions: AsthmaAutism Spectrum DisordersAcid Reflux Find a Pharmacy Health News Medications Conditions RxCoupons Mobile App Terms and Conditions Privacy Policy Services Franchise About © 2020 Digital Pharmacist Inc.