At 79, Ed Vilade has a jammed social calendar. Between his choir practice (he’s in two), voice lessons, community theater and overseeing the writer’s guild at his Silver Spring, Md., retirement community, Vilade’s brain was getting a regular workout, critical, he thought, to staying sharp as he aged.
But what wasn’t in shape was his body. So, three years ago, Vilade joined a clinical trial at the University of Maryland’s Exercise for Brain Lab, which used MRI and other diagnostic tools to study how physical exertion affects the neural networks that control memory and cognition.
