Abstract: The present invention relates to a method of displaying pressures and forces on a part of the skeleton such as the feet which relate to movements of the human or animal body, especially movements of the lower skeleton, e.g. foot, ankle, knee or hip; as well as to a method of displaying these movements based on the measured pressures and forces on the feet. The present invention also includes apparatus for displaying these pressures and forces and/or movements and software for use in the apparatus. In particular eversion or inversion motion of the foot is displayed.