While people with asthma often avoid exercise for fear of triggering symptoms new research suggests that aerobic exercise should be routinely added to the drug treatment of moderate to severe asthma. 'These results suggest that adding exercise as an adjunct therapy to pharmacological treatment could improve the main features of asthma' said the authors of the study published online in the journal Thorax. Celso Carvalho from University of Sao Paulo Brazil and colleagues compared the impact of aerobic training and breathing exercises on the severity of symptoms in 58 people with moderate to severe asthma. All the participants who were