Muscle Imbalances Ruining Your Upper Back Posture? Discover the causes and how to fix them!
Key Takeaways Upper back posture fat aren’t the same. The upper back fat is residual body fat and the muscle imbalance means some muscles are weak or tight and others compensate. Both can alter your upper back appearance and feel. How do you know the difference: soft, pinchable fat or tight, uneven muscles? The main …









