Inclusion Criteria:  Reaching the specific criteria of PHP including (15)  A complaint of tenderness from the palpation of the medial calcaneal tubercle and the medial aspect of the proximal portion of the plantar fascia, or pain along the plantar fascia at medial longitudinal arch side The presence of heel pain immediately during the first few steps of walking in the morning or after prolonged period of inactivity; and gradually decreased throughout the day with ordinary walking; and worsened with prolonged activity Having the symptom of heel pain for at least 6 weeks, indicating the chronic condition (29) Having maximum level of pain intensity during last week using visual analog scale (VAS) ranging from 3 to 6 mm  Exclusion Criteria:  Having BMI more than 30 kg/m2 (40) Having leg length difference more than 1 cm (30) Unable to perform the exercise program Having positive sciatica test, indicating the L5-S1 nerve root irritation Having history of lower extremity fracture Having history of lower extremity surgery Having been diagnosed with gout, diabetic neuropathy, rheumatoid arthritis, systemic lupus erythematosus (SLE), cancer, infection disease and tumor