CHICAGO — A recent mathematical modeling analysis revealed that a modest increase in physical activity among patients with knee osteoarthritis substantially improved their quality of life and prevented thousands of cancer, cardiovascular disease and diabetes cases.

Elena Losina, PhD, Robert W. Lovett Professor of Orthopedic Surgery at Harvard Medical School and director of Policy and Innovation eValuations in Orthopedic Treatments (PIVOT) Center at Brigham and Women's Hospital, said these new findings underscore the importance of developing public health campaigns to promote physical activity.