Rachel Pantano on Instagram: "Tired of feeling tight and hunched over? 🙋♀️ Diagonal band pull-aparts are your new exercise for helping fix your rounded shoulders and tackling those stubborn knots between your shoulder blades! 💕 By targeting the upper back, rear delts, and rhomboids, this move strengthens the muscles that pull your shoulders back into alignment. Give it a TRY!!! 🌟My 8 Week Posture Guide will be DISCONTINUED on 12/28!!! If you’ve been wanting to get the guide, make…