You use your chest muscles, or pecs, all the time—when you push a door, lift a child, or even just sit up straight. They're a key part of your upper body strength. By exercising your chest regularly, ...

These are the moves that will build the upper body strength and size you want.

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Having well-defined pectorals, or “pecs” for short, is essential to a balanced body. A great chest definitely turns heads, but more importantly, it’s essential to making an athlete stronger for ...

Add Yahoo as a preferred source to see more of our stories on Google. If you think you've seen every chest exercise out there, think again. Mike Israetel and Jared Feather of Renaissance Periodization ...