Table 2 Procedures used for static stretching and proprioceptive neuromuscular facilitation for the targeted muscles Calf Subject remained in the supine position with knee fully extended while the tester dorsiflexed the ankle joint of the subject. Hamstrings The subject remained in the supine position with knee fully extended while the tester flexed the hip joint of the subject. Quadriceps The subject’s heel touched his buttock, and then the knee was lifted up such that the hip joint was extended. The tester fully flexed the knee joint of the subject in the prone position.