【Eat frequently to gain muscle】Eating three meals a day will only make you eat a lot of protein and fat, which will lead to poor absorption and counterproductive fat. For fitness enthusiasts, eating every 2 to 3 hours is the best state, so that the muscles can receive a steady stream of nutrients and will not cause fat accumulation due to excessive nutrition. Office workers can choose nutritious meal packs or energy bars to replace a meal, which is an excellent choice.