Why am I having pain between my shoulder blades? What is back there? Healthy except for gall bladder and utis.

Back pain. Pain between your shoulder blades in considered back pain. There are many causes of back pain the most common is related to muscle strain or sprain. Other spinal, aorta, heart, and lung conditions can also be causes. See your doctor for an evaluation that includes physical exmaniation, chest and/or spinal xrays.