Numerical Standard of Anthropomorphicity of Prosthetic Feet for Improvement of Amputee Performance

Inclusion Criteria: * Unilateral lower transtibial amputation * Prosthetic user with socket type attachment (Cohort 1) or with direct skeletal attachment (Cohort 2) and be able to walk 50 meters independently, * Between 18-60 years of age, * Able to follow instructions, * Able to provide consent. Exclusion Criteria: * problems on the residuum, * Non-prosthetic user, * Bilateral amputation, * Self-reported pain levels greater than 4 out of 10 at study outset, * Experienced a fall within the last 8 weeks before assessment, * Mental illness or intellectual impairment compromising participant's ability to give informed consent, * Injuries involving contralateral (intact) limb, * Major uncorrected visual deficit, * History of epilepsy or recurrent dizziness,