news NEWS Researchers at Toronto-based St. Michael’s Hospital find synthetic cannabis compounds associated with higher death rate in older COPD patients Findings could help determine if cannabinoids should be used with older adults suffering from chronic obstructive pulmonary disease. By Angela Stelmakowich Dr. Nicholas Vozoris, a respirologist at St. Michael’s Hospital of Unity Health Toronto and an associate scientist at the hospital’s Li Ka Shing Knowledge Institute. / Photo: Unity Health Toronto