Christopher Hardy Fanta, MD, is a pulmonologist, co-director of the Severe Asthma Program, and director of the Partners Asthma Center.
Having Trouble Controlling Your Asthma? New Therapies for Severe Asthma
Asthma affects approximately 25 million Americans. Roughly 5 to 10 percent of these people experience severe asthma, a form of the condition that is often resistant to traditional therapies.