This document provides an overview of asthma presented by Ms. Gitanjali Bisht. It defines asthma as a chronic inflammatory disorder of the airways that causes recurrent episodes of wheezing, breathlessness, and coughing. The causes include genetics, immune response, allergens, exercise, and air pollutants. There are different types of asthma such as allergic, non-allergic, mixed, and cough-variant asthma. Symptoms, diagnostic studies, and medical management of asthma are also discussed.