Muscles Worked While the rear delts are the target muscle group, the dumbbell reverse fly works a few other muscles as well. Deltoid posterior Also called the rear delts, most people do not train this muscle enough. As a result, it can leave you looking flat from the rear. It’s also ...
Muscles Worked Deltoid posterior The deltoid posterior is part of the threeshouldermuscles and unlike the other two heads, it’s located on the rear side of the body. Because of its anatomical placement, the rear delt fibers allows us to draw the arms behind the body and pull the scapula ...