Breast cancer survivors taking aromatase inhibitors (AIs) such as anastrozole, letrozole, and exemestane experienced a reduction in joint pain if they exercised while on treatment, according to results presented here at the 2013 San Antonio Breast Cancer Symposium, held Dec. 10-14.

Nearly one in five people suffers from the insidious and often devastating problem of chronic pain. That the problem persists, and is growing, is striking given the many breakthroughs in understanding the basic biology of pain over the past two decades...