Omar Mohamed on Instagram: "Most optimal way… The pec deck is a great chest builder because it keeps steady tension on the pecs and really lets you feel the muscle working every rep. To get the full stretch, keep your arms extended and straight with your elbows up to place the chest in the best position to do the movement. 💪🏽 Follow me for more fitness tips & workouts #gym #gymshark #gymshark66 #fitness #motivational"