Topic is not addressed in state statutes or regulations.
Tennessee Administrative Rules and Regulations 0520-01-03-.06 Graduation Requirements
Students must complete one-half (½) credit in physical education. This requirement may be met by substituting a documented and equivalent time of physical activity in marching band, JROTC, cheerleading, interscholastic athletics, school sponsored intramural athletics, and other areas approved by the local board of education.
Tennessee Code Annotated 49-6-1206. Reserve officer training
In high schools offering programs of reserve officer training, a student may, at the student's discretion, substitute credit earned in the reserve officer training program for required credit in lifetime wellness.