You probably said yes to this question, but do you know what a proper plank looks like?
To understand what a proper plank looks like, first we must understand the purpose of the core; it is designed to protect the spine. 349 more words
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While the process of building muscle at a cellular level is complicated to say the least, at the practical level, it’s quite simple.
…Building muscle can be simplified into one simple concept: increase the weight, repetitions (also known as “reps”), or volume that you can do in a given exercise.