The COPD Assessment Test (CAT) can provide you and your doctor with insight into the severity of your COPD and what the most effective treatments may be.

Studies show that hyperresonance from a chest percussion exam is the best indicator of COPD. We review what that means and how doctors use it.

Mepolizumab is a humanized monoclonal antibody that targets interleukin-5, a cytokine that plays a central role in eosinophilic inflammation, which is present in 20 to 40% of patients with chronic ...