@theiconicjoyce__: How to actually grow your chest bigger on the machine chest fly. adjust the seat so the handles align with your mid-chest. Sit tall, pin your shoulders back, and maintain a slight bend in your elbows. Focus on driving with your elbows instead of your hands.How to do the machine chest fly correctly • pec deck fly correct form. #chestexercise #machinechestfly #chestflyform #howtogrowchest #bestchestworkout