I remember the first time a respiratory therapist talked to me about the importance of breathing exercises to control my breathing. I was 11, and the year was 1981. Several years later, 2006 to be exact, a study was completed to confirm that breathing exercises really do help us asthmatics.

In fact, the study was completed in Australia and first reported inThorax, and showed that asthmatics who used their rescue inhalers regularly for mild asthma, and who performed breathing exercises on a...