Showing posts with label Causes of asthma. Show all posts
Showing posts with label Causes of asthma. Show all posts

Tuesday, 23 September 2014

Bharti Bhasin: ASTHMA AND ITS CAUSES

Bharti Bhasin: ASTHMA AND ITS CAUSES: Asthma  is a chronic  lung disease that inflames and narrows the airways. Asthma causes recurring periods of wheezing (a whistling sound w...