# Resistance Band Sitting Reverse Butterfly On A Cha - Canonical: https://fitwill.app/exercise/9208/resistance-band-sitting-reverse-butterfly-on-a-cha/ - Media ID: 9208 - Primary muscle: Shoulders - Body part: Shoulders - Equipment: Resistance Band - Video: https://fitwill.app/videos/9208/resistance-band-sitting-reverse-butterfly-on-a-cha.mp4 ## Description Resistance Band Sitting Reverse Butterfly On A Chair is a seated horizontal pulling movement that targets the rear shoulders and the muscles between the shoulder blades. You sit on a chair with a resistance band anchored at roughly head height to one side, hold the band with both hands in front of you, and spread your hands apart against the band's pull, the same opening motion you would use in a reverse pec deck or bent-over rear delt fly. Because the band is fixed to a single anchor point beside you, the resistance comes diagonally across your body rather than straight ahead, which keeps constant tension on the back of the shoulders through the whole opening arc. This exercise is a practical option for anyone who spends long hours sitting at a desk, since the seated position removes momentum from the legs and hips and forces the upper body to do the work. It is also a good choice for home training where a cable machine is not available, and for older or returning lifters who want a low-load way to train the upper back without lying on a bench or hinging forward from the hips. The chair gives you a stable base, so you can focus entirely on moving the shoulder blades. The main muscles working are the posterior deltoids, which pull the upper arms back and out, supported by the rhomboids and mid traps, which squeeze the shoulder blades together toward the spine. The rotator cuff and the muscles holding the torso upright work isometrically to keep your chest tall and your arms at the intended height. Compared with a standing version, sitting down makes it harder to lean back or swing the torso to cheat the band, so the target muscles get a cleaner stimulus. Setup matters more here than it might seem. The anchor height and your distance from it determine how much tension you start with, and where your hands sit relative to the anchor changes the direction of resistance. Sit far enough away that the band is already taut with your hands together, and keep your torso square so the band pulls across your back, not around your waist. If the anchor is too low or you drift forward, the movement turns into a shoulder press instead of a fly. To perform it well, keep your elbows slightly bent and roughly in line with your shoulders or a touch higher, then pull your hands apart by driving the elbows outward and squeezing the shoulder blades together. The end position has both arms extended wide, the band stretched across your back, and a clear contraction between the shoulder blades. Return slowly with control, letting the band draw your hands back together without letting your shoulders roll forward. A practical safety note: check that the band and its anchor are secure before every set, and never anchor it to anything sharp or untested. If the band slips off the anchor mid-rep it can snap back toward your face, so keeping a firm grip and a deliberate tempo is not just for muscle quality, it is basic safety. ## Instructions 1. Anchor the resistance band at about head height to a sturdy wall hook, door anchor, or similar fixed point, and place a chair sideways so the anchor is to your front-left or front-right at arm's length. 2. Sit upright on the chair facing square ahead, grab the band with both hands using an overhand grip, and scoot away until the band is taut with your hands held together in front of your face or upper chest. 3. Bend your elbows slightly and raise your arms so your upper arms sit at or just above shoulder height, pointing outward at roughly 45 degrees from the anchor line. 4. Brace your core, lift your chest, and pull your shoulders down away from your ears before the rep begins. 5. Pull your hands apart and away from the anchor by driving your elbows out and back, keeping the slight bend in both elbows the entire time. 6. Finish with your arms spread wide and level with or slightly above your shoulders, squeezing your shoulder blades together toward your spine for a moment. 7. Breathe out as you open your arms, and breathe in as you bring them back together. 8. Return your hands slowly along the same arc toward the anchor, resisting the band's pull instead of letting it snap your arms back. 9. Pause with your hands together in front of you, re-set your posture, and begin the next repetition. 10. Complete your set, then stand up and release the band carefully, keeping hold of it until tension is fully off before letting go. ## Tips & Tricks - The most common mistake is sitting too close to the anchor, which leaves the band slack at the start. Scoot out until you feel tension before your hands even move. - If your lower back arches hard as you pull, you are leaning into the movement. Sit tall on your sit bones and let the shoulder blades, not the spine, produce the squeeze. - Watch that your hands do not drift behind your head at the end position. The band should stretch across your upper back with arms wide, not turn into an overhead press. - Shrugging your shoulders toward your ears mid-rep shifts work to the upper traps. Pull the shoulders down first, then open the arms. - Choose a band resistance you can open through a full arc without jerking. If your elbows drop toward your ribs during the pull, the band is too strong. - Keep your wrists neutral and in line with your forearms. Bending the wrists back under tension is a sign the load is too high and can strain the forearms. - Aim for a two-second pull, a one-second squeeze, and a slow return. The eccentric is where this seated version earns its keep. - If one arm opens wider than the other, slow the tempo and watch your hands in a mirror so both sides travel the same distance. - Test the anchor point and inspect the band for small tears before every session, especially since the band sits near your face at full stretch. ## Frequently Asked Questions ### Which muscles does Resistance Band Sitting Reverse Butterfly On A Chair work? The rear shoulders are the prime movers, with the rhomboids and mid traps squeezing the shoulder blades together. Stabilizers around the shoulder joint and the torso muscles that keep you seated tall work throughout the set. ### How high should I anchor the band for this exercise? Anchor it around head height so that, seated, the band pulls toward you at or just above shoulder level. If the anchor sits lower, the resistance angle shifts and your arms tend to drop during the pull. ### Is this movement suitable for beginners? Yes. Sitting on a chair removes balance demands, and a light band lets beginners learn the shoulder blade squeeze with very low joint stress. Start with a thin band and master the arc before adding resistance. ### Why sit instead of performing the reverse fly standing? Sitting limits the trunk lean and body swing people usually use to cheat a standing rear delt fly. With the lower body supported, the rear shoulders and upper back do the work on their own. ### What is the most common mistake with the Resistance Band Sitting Reverse Butterfly On A Chair? Turning the fly into a pressing movement by letting the hands travel up and back overhead. Keep the arms wide and level with the shoulders, elbows slightly bent, so the band stretches across your upper back. ### Can I do this exercise without a wall hook? You can loop the band around any secure fixed object at the right height, such as a heavy pole or a closed door fitted with a door anchor. Avoid railings, radiator pipes, or anything with sharp edges that could damage the band. ### How does this compare to a cable reverse fly? The movement pattern and muscles are similar, but the band's resistance increases as it stretches, so the hardest part is near the open position. A cable gives flatter tension, while the band is cheaper, portable, and takes seconds to set up. ### How many reps should I perform? For posture and muscle endurance, sets of 12 to 20 reps with a slow return work well. If you are chasing strength in the upper back, use a thicker band and keep reps closer to 8 to 12 with strict form. ### Is it safe to perform this with the band near my face? It is safe as long as the anchor is solid and the band is undamaged. Grip firmly, check the band for wear before each session, and never release a stretched band while it is still anchored.