To be a modern Day Chiropractor in Grand Rapids MI, I'm well aware of the astigmatism of Chiropractic treatment. Nonetheless, we are actually a doctor in Science with studies displaying the measurements in degrees for the pure curve of the backbone. Guess you did not realize that! Your back http://damienfrbp800000.thezenweb.com/The-most-effective-Chiropractor-in-Grand-Rapids-34921911