David Corenswet Ate 4,500 Calories a Day for 'Superman'—Here's What a Dietitian Thinks Corenswet admits that he gained 40 pounds during his training. Original Source: https://www.eatingwell.com/david-corenswet-weight-gain-for-superman-11769355 Previous article: Grandma's Chicken Soup Could Actually Help Cure Your Cold, New Study Suggests Prev Next article: Samson Dauda Trades Barbells for Turf in Viral Gardening Workout Next