The purpose of chiropractic care is to improve a person's overall health by improving the clarity of communication in his or her nervous system. Some of the side effects that people can expect from improved health of the nervous system are: Improved immune function (less illnesses and decreased severity of illnesses) Read research paper by Dr. Cohn Aches and pains go away Improved sleep Improved ability to handle stress Read research paper by Dr. Cohn More energy Improved athletic ability and reflex response Read research paper by Dr. Cohn