“I have a huge knot in my back”, or “In my upper back, on the right side, between my neck and shoulder”, individuals have a muscle knob (called myofascial trigger point) that feels like a small dense tomato. Its firm, dense, and unmistakable causes for torment. When it acts up, it gets tight and throbbing and starts side effects like headaches that bring the individual down for a day or two. Acupuncture Miami clinic will help prevent and treatment for muscle knob.