A magnetic resonance imaging (MRI) study of healthy marathon runners over age 50 showed that cardiovascular disease occurs among seemingly healthy endurance athletes and may be difficult to distinguish from the effects of training the heart muscle. The findings were presented at the annual meeting of the Radiological Society of North America (RSNA).”Radiologists can use MRI to identify cardiovascular disease that is not yet causing symptoms,” said Torleif A. Sandner, M.D. [click link for full article]