Bronchodilators don't improve smoking-related respiratory symptoms in people without COPD

Researchers have found that dual bronchodilators -- long-lasting inhalers that relax the airways and make it easier to breathe -- do little to help people who do not have chronic obstructive pulmonary disease (COPD), but who do have respiratory symptoms and a history of smoking.

from Latest Science News -- ScienceDaily https://ift.tt/NcvlV0w