The only magazine she ever subscribed to was called Prevention, and it exclusively carried articles about which fruits could prevent cancer. The cover always featured a picture of a jogging young grandma in a sports bra pumping her fist in the air as she overcame any number of invisible diseases. My mother’s expression, while reading it at the kitchen table over an antioxidant-rich meal of beets and steamed carrots, called to mind Edvard Munch’s The Scream.

