Comparing Effects of Whole Body Vibration and Resisted Training on Quadriceps Strength After Lower Limb Burns

Inclusion Criteria: The subject selection will be according to the following criteria: * Age range between 25-40 years. * Male and female patients will participate in the study. * All patients have burn of 30% to 40%. * All patients have burn at lower limb * All patients have second degree burn * All patients have no chronic diseases. * All patients enrolled to the study will have their informed consent Exclusion Criteria: The potential participants will be excluded if they meet one of the following criteria: * Prosthesis; * Any neurological, musculoskeletal,or other chronic disease * Participation in an outside resistance training programs * Recent fracture or bone injury * Any medication that could affect strength adaptations and adversely affect the results of the study * Previous brain injury * Any disease affecting balance, vestibular or visual disorders * History of epilepsy. * Cardiac diseases. * Burn of sole of foot. * Exposed foot tendons. * Severe osteopathy. * Marked anemia (Ht\<25%). * Serious peripheral vessel disease * Acute medical problem at study onset.