Effect of Heel Lift Insole on Kinematics and Kinetics of the Lower Limb and Lumbar Spine Among Healthy Individuals

Inclusion Criteria: * Adult non-athletic individuals with age range between (18: 25) years old (Joshi et al., 2024). * Height between (160 - 180 cm). * Body mass index between (18.5:24.99) Kg/ m² (Joshi et al., 2024). * Foot length between (23,3 - 28.0 cm). * Never used heel lift insole. * Participants must have a normal and pain-free range of motion in the lower limbs and spine (Hapsari et al., 2016). * Participants must demonstrate stable balance and coordination in weight-bearing activities (Hapsari et al., 2016). Exclusion Criteria: * Traumatic conditions of the lower limb (Joshi et al., 2024). * Pelvis and lower limb musculoskeletal disorders (Joshi et al., 2024). * Previous orthopedic disorders or neurological deficit of the lower limb (Joshi et al., 2024). * Previous surgery of the lower limbs (Lindenberg et al., 2019). * Any sensory problems. * Neuromuscular diseases such as multiple sclerosis, intervertebral disc disorders…etc (Joshi et al., 2024). * Pregnancy. * Cancer Patients. * Immunodeficiency diseases. * Psychological disorders (depression - anxiety). * Chronic diseases as (diabetes - hypertension). * Participants with lower limbs deformity (Joshi et al., 2024). * Participants with specific lower limb muscles weakness. * Low back pain in the past 30 days (Colonna et al., 2024).