Effects of Sacral Release Technique and Lumbar Mobilization in Primary Dysmenorrhea.

Inclusion Criteria: * Unmarried female * Diagnosed with primary dysmenorrhea through WaLIDD Score * Regular menstrual cycles (21-35 days) * Pain score of \> 4 on the Numerical Pain Rating Scale (NPRS) during menstruation Exclusion Criteria: * Any pelvic inflammatory disease * Obesity * PCOS * Spinal deformity * Lumber radiculopathy * Heavy menstrual bleeding (menorrhagia) * Irregular menstrual cycles * Spine trauma and coccyx pain * History of pelvic or spinal surgery currently on hormonal therapy or other ongoing physiotherapy for dysmenorrhea