Being a modern Day Chiropractor in Grand Rapids MI, I'm properly aware of the astigmatism of Chiropractic treatment. Having said that, we are literally a physician in Science with experiments exhibiting the measurements in degrees to your pure curve with the spine. Guess you failed to are aware that! http://emiliodmxiw.imblogs.net/19402504/the-top-chiropractor-in-grand-rapids