Navigating the gym for the first time can be exciting, but common pitfalls can derail progress. This tier list breaks down the most frequent beginner blunders, from the tempting trap of "ego lifting" to the crucial oversight of "ignoring diet." Discover why "training 7x a week" might be counterproductive and how a lack of structure, like having "no training split," can hinder gains. We'll also explore the misguided approach of a "dirty bulk" and the fundamental error of "not tracking lifts." Understand these common mistakes to build a solid foundation for your fitness journey and maximize your results from day one.