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There’s a cliché that gym bros spend all their time working on their chest, arms, and little else. The reason being that both your chest and arms are the most eye-catching muscles, especially so if you prefer your shirts on the slim-fit side. Hence all those skipping legs daymemes.
Sadly for the bros, though, over-training any one area can lead to painful and dangerous imbalances. Overdo your chest and you’re inviting postural problems and persistent back aches. Which isn’t to say that chest workouts don’t have a place as part of a fully-rounded workout routine.