fitness, weight loss, character, Project Zomboid, jogging, running, in-game exercise, healthy eating, foraging for food, avoiding junk food, calorie management, high metabolism, survival skills, in-game cooking, nutritious recipes, strength training, push-ups, sit-ups, chopping trees, carrying heavy items, sprinting, zombie evasion, endurance, stamina, lean muscle, character customization, realistic survival simulator, health management, strategic gameplay, immersive environment, post-apocalyptic setting, resource management, character development, physical activity, balanced diet, game mechanics, weight management system.