Inclusion Criteria:  Grade 1 and Grade 2 osteoarthritis patients Tight Hamstrings (pain in passive Straight Leg Raise <70 degrees) Willing to participate  Exclusion Criteria:  Patients who have latex allergy Hypertension (i.e., resting systolic 130-159 mm Hg and diastolic 85-99 mm Hg) Venous thrombotic disease Heart diseases Respiratory diseases apparent neurological, dermatitis, or neurological problems in their legs Patients who do not give consent.