Asthma, is a common condition that affects the airways and it can start at any age, but it most commonly starts in childhood. It is caused by narrowing of the airways (tubes) in the lungs. This narrowing is partially or completely reversible The typical symptoms are cough, wheeze, chest tightness, and shortness of breath. Symptoms can range from mild to severe. Asthma can usually be treated successfully. This requires being well educated about the disease and being an active player in managing it.