Professional bodybuilding once a day is not enough. You can practice one or two parts at a time, and you can practice the whole body for almost a week. And it is almost the same to practice one part once a week.

Whether a person can develop chest and abdominal muscles depends on the original foundation and subjective satisfaction with chest and abdominal muscles. If there is too much abdominal fat, even if your abdominal muscles are developed, you can't see it. Beginners generally exercise strictly according to the plan for 3 months, and there will be obvious changes.