Asthma Inhaler Device Market Overview The global asthma inhaler devices market is likely to expand at 5.2 % CAGR during the forecast period (2017-2022) owing to the increasing prevalence of asthma among the crowd, asserts Market Research Future (MRFR). An inflammatory disease of the lungs, asthma is characterized by the difficulty faced while breathing. The symptoms of asthma are often...