Un-identified back ache is very common in young female of Pakistan. Weakening of core muscle is the root cause of this type of back ache. The core has been referred to as the ‘powerhouse’, the foundation or engine of all limb movement. All movements are generated from core and translated to the extremities. Core strengthening has been promoted as a preventive regimen, as a form of rehabilitation, and as a performance- enhancing program for various lumbar spine and musculoskeletal injuries. Dr. Ghousia Shahid is conducting comparative research on two different techniques (With and without Physioball) to improve core stability.