@skydoesfitness: MUST READ: The Main Function Of The Chest Is Adduction Of The Humerus Aka (The Muscle Fibers Bringing/Pulling The Upper Arm Across The Body).. So because the fiber pull as a whole, you CANNOT only pull with half of the fibers.. . . . . . #weightlosstips #fatlosstips #bodypositive #getfit #getinshape #loseweightfast #losefat #loseweight #weightlosshelp #musclebuilding #buildingmuscle #lifting #bellyfat #chestworkout #chestdayworkout #dadbod