Everything new in COPD from the 10th Lund COPD Symposium, including biomarkers, risk factors, research into systemic effects and exacerbation prevention, and the latest cutting edge treatment: "Activity Promotion" (the article declares this a "paradigm shift" .... but wasn't trying to get people to move more also part of the old paradigm?) Proc Am Thorac Soc 2011;8:333-379.