Eric Bach is a highly sought-after strength and conditioning coach, located in Colorado. Eric specializes in helping athletes and online clients achieve optimal performance in the gym and on the playing field.
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When you do rows with a supinated grip, there's a greater overload stimulus on the biceps and you turn regular barbell rows into an arm AND back-builder.
Ball slams will help you recruit more muscle fibers. This means you'll be able to go heavier and build more muscle during your regular weight training.