Comparative Effects of Dry Needling Versus Soft Tissue Mobilization on Hamstring Tightness

Inclusion Criteria: * Reduction in active knee extension test \>25 * Current back pain between 4 to 6 on Numeric Pain Rating scale * Low back pain for at least 12weeks0r 6 months Exclusion Criteria: * Subjects using anticoagulants and having vascular diseases * Subjects with needle phobia and allergic to metals * Subjects with cognitive impairment * History of fracture in lumbar region * History of systemic diseases e.g. cancer or systemic joint pathologies * History of congestive heart failure in past 24 months * Subjects have used medications like narcotics or Muscle relaxants 30 days before enrolment into study