How much muscle can you really gain in a month?

Want to know how to spot a fitness pro? And Faithful? Ask them how much muscle you can gain in a month. If they give you an answer other than “it depends,” work with someone else. In a world that…
Want to know how to spot a fitness pro? And Faithful? Ask them how much muscle you can gain in a month. If they give you an answer other than “it depends,” work with someone else. In a world that…