failure to consent to participate in research, pneumonia, evidence of ischemic heart disease/acute changes on ecg, uncontrolled hypertension, insulin dependent diabetes mellitus, inability to exercise independently or musculoskeletal/neurological conditions that would prevent completion of the course, lung cancer, cognitive disorders, or mini-mental state examination < 24.

failure to consent to participate in research, pneumonia, evidence of ischemic heart disease/acute changes on ecg, uncontrolled hypertension, insulin dependent diabetes mellitus, inability to exercise independently or musculoskeletal/neurological conditions that would prevent completion of the course, lung cancer, cognitive disorders, or mini-mental state examination < 24.