Reflexology areas on the foot correspond to areas of the body, and that by manipulating these one can improve health through one's qi. Reflexologists divide the body into ten equal vertical zones, five on the right and five on the left. Concerns have been raised by medical professionals that treating potentially serious illnesses with reflexology, which has no proven efficacy, could delay the seeking of appropriate medical treatment. Reflexologists posit that the blockage of an energy field, invisible life force, or Qi, can prevent healing. Another tenet of reflexology is the belief that practitioners can relieve stress and pain in other
Step therapy availability to the patient. The use of generic drugs when possible allows health care plans to pursue both of these goals effectively. Physicians and managed care providers may disagree on the proper step therapy and patients are encouraged to become knowledgeable in managing their own care. Opponents of step therapy, such as Fail First Hurts, have detailed the pitfalls of step therapy. "Fail First is used by health insurers to control costs. It is time-consuming from a physician and patient standpoint, is more expensive from a direct and indirect out-of-pocket cost perspective, denies patients the drugs they need when they