53 condi tion. There are no such benefits for chronic conditions, developmental problems, health club memberships, recreational or exercise programs, even when recommended by a physician . Limit on Number of Days : The Plan will not pay more than 50 days of short - ter m rehabilitative therapy for all combined types of therapy in any one calendar year. Substance Abuse Treatment The Facility, Practitioner, and Medical Support Charges that are incurred for the treatment of alcoholism, drug or chemical dependence are covere d medical charges under the terms of the Plan, provided each element meets all the requirements of the definition of covered medical charge, as well as the Substance Abuse Treatment Services definition. No charges, other than those listed above, for treatm ent of alcoholism, drug, or chemical dependence are covered medical charges under this Plan. Charges for Substance Abuse Treatment Services will be covered only if the treatment of the covered individual is provided by a Hospital, a Substance Abuse Residen tial Treatment Center, a physician, a psychologist holding a Master or Doctorate in Psychology, or another similarly degreed practitioner legally licensed to provide Substance Abuse Treatment by the state in which he or she practices. Coverage of these se rvices is provided under the Plan for both inpatient and outpatient Substance Abuse Treatment Services, including both detoxification and rehabilitation. Covered services also may include inpatient care at a Substance Abuse Residential Treatment Center, Pa rtial Hospitalization and Intensive Outpatient Therapy programs. The Plan does not cover diagnoses such as learning, behavioral and developmental disorders under this benefit or any other benefit. Neither does the Plan cover therapies such as art, music, d rama, and re creational under this benefit. TMJ Treatment TMJ stands for temporomandibular joint. The term TMJ disorder means a disorder, disease, or dysfunction of the TMJ, regardless of the diagnosis. Charges for medically necessary surgical and non - surg ical treatment of a TMJ disorder that are not covered by a dental plan are payable on the same basis as charges for an illness, except that benefits are limited to $600 per calendar year.