(A) There shall be established and provided in all the public schools of this State physical education, training and instruction of pupils of both sexes, and every pupil attending any school, in so far as he is physically fit and able to do so, shall take the course or courses provided by this section. Suitable modified courses shall be provided for students physically or mentally unable or unfit to take the course or courses prescribed for normal pupils. However, in any public school which offers a military or naval ROTC program sponsored by one of the military services of the United States, training in such a program may be deemed equivalent to physical education instruction, and may be accepted in lieu of such instruction for all purposes, academic or nonacademic, as may hereinafter be provided.

9. Physical education: The required physical education course in secondary schools shall occur over two semesters (year-long schedule) or two nine weeks (semester block schedule) or the equivalent. For one semester, a personal fitness and wellness component must be taught, and for one semester, a lifetime fitness component must be taught either over the semester or in two nine-week divisions or the equivalent.