For a modern Day Chiropractor in Grand Rapids MI, I am well aware of the astigmatism of Chiropractic treatment. Nevertheless, we are literally a doctor in Science with research demonstrating the measurements in levels towards the natural curve from the backbone. Bet you didn't understand that! Your back is http://zanderwtkak.ampblogs.com/The-ideal-Chiropractor-in-Grand-Rapids-30429139