New answers tagged dumbbells
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Lowerchest is part of pectoral major. The other chest muscle is pectoral minor, which sits underneath pec major to the outside of chest. You can't 100% isolate a part of the pec major, but most people believe that you can preferentially target the upper or lower fibers of the pec major by doing either incline bench (for upper chest) or decline bench (for ...
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