There are many ways of managing energy balance, pretty much every dietary intervention works on the basic principle of controlling the Calories in portion of 24-hour energy balance. A diet that cuts out entire food groups like plant-based, that cuts out meat and fish. Carnivore, that cuts out fruits and vegetables. Keto and low carb which cut out carbohydrate foods, intermittent fasting that cuts out all food for periods of time and so on. They all do one thing, they reduce the amount of Calories you consume. But, in health and fitness you will often hear phrases like: 'eat a balanced di...