Zeus Muscle My favorite part of No Nonsense Muscle Building end up being chapters about Mistakes and Myths. The mistakes cover a whole range of things which you shouldn't do when happen to be working competeing. Many of these common mistakes occur before people attempt. The Myths are common thoughts associated with having to develop muscle mass that aren't true. Vince explains how many of the myths are started by companies to sell lots of supplements and vitamins, which aren't always needed to build body mass.