There are currently more than 60,000 chiropractors in the States, making it the second-largest form of medical practice after MDs, ahead of even dentists and ophthalmologists.
目前美國的脊骨神經醫師有六萬多人，已成為僅次於醫生的第二大團體，人數還超過牙醫師、眼科醫師。