 PMC 1689187 . Human gait is defined as bipedal, biphasic forward propulsion of  center of gravity of the human body, in which there are alternate sinuous movements of different segments of the body with least expenditure of energy.
<fluency>  PMC 1689187 . Human gait is defined as bipedal, biphasic forward propulsion of  center of gravity of the human body, in which there are alternate sinuous movements of different segments of the body with least expenditure of energy.
 PMC 1689187 . Human gait is defined as bipedal, biphasic forward propulsion of the center of gravity of the human body, in which there are alternate sinuous movements of different segments of the body with least expenditure of energy.