Fruit and vegetable growers are doing a healthy business at the Cleveland Clinic. Stands sell out most Wednesdays at a thriving farmers’ market on the hospital’s main campus. In today’s Quick Bite, WKSU’s Vivian Goodman tags along with the market’s biggest fan on his weekly shopping trip. “We have strawberries that were fresh-picked,” offers Dana Casto of Woolf Farms along with a sunny smile. She brings her berries to midtown Cleveland from Columbiana County. “We have blueberries and red raspberries, too, today.” Vendors and shoppers enjoy a festive atmosphere where you’d least expect it: on the front lawn of a hospital. All about wellness “This is about as healthy an embodiment of the culture change that you can find,” says Dr. Michael Roizen . He’s been one of the Cleveland Clinic ’s top agents of change since 2008 when he became its first chief wellness officer. “So they have strawberries, and let’s see what else. Green beans. Look at these tomatoes! Look at how beautiful these are!