Inclusion criteria for obese participants:  Between the ages of 20-65 With BMI>30 kg/m^2  Inclusion criteria for healthy participants:  Between the ages of 20-65 With BMI<30 kg/m^2  Exclusion Criteria:  Pregnancy Uncontrollable hypertension Uncontrolled diabetes requires the use of insulin Chronic lung diseases (COPD, etc.) Heart failure Cognitive and motor disorders Orthopedic and neurological dysfunctions that may interfere with evaluation