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Pectoralis major muscle

Hayley Vera • Lifestyle Coach on Instagram: "PEC FLYS - ❌Struggling to Feel Your Pecs on the Pec Fly Machine? 😩 If you’re having trouble engaging your pecs here are some tips to help you maximize your pec engagement 👇🏼 Understand Your Pecs’ Anatomy - Your pectoral muscles originate from the sternum and clavicle and insert into the humerus. Ensure that your arm movement follows the natural line of your pectoral fibers. This means adjusting the angle of your arms to match the direction in which