The invention relates to a method for performing an electrophysiological analysis implemented in a system comprising: a series of electrodes to be placed on different regions of the human body a DC voltage source controlled so as to produce DC voltage pulses a switching circuit for selectively connecting one pair of electrodes, called the active electrodes, to the voltage source, said active electrodes forming an anode and a cathode, and for connecting at least one other high-impedance passive electrode used to measure the potential reached by the body and a measuring circuit for reading data representative of the current in the active electrodes, and data representative of the potentials generated on at least certain high-impedance electrodes in response to the application of the pulses, said data allowing a value to be determined for the electrochemical conductance of the skin, the method comprising at least one measuring step in which the variable DC voltage source applies a series of said DC pulses to the anode, and during which step the measuring circuit reads said data, the method furthermore comprising a step, before the measurement step, in which an electrode that acts as a high-impedance electrode during the measuring step is regenerated by being connected to the voltage source as a cathode.Linvention concerne un procédé danalyse électrophysiologique mise en oeuvre dans un système comprenant : une série délectrodes, destinées à être placées en différentes régions du corps humain, une source de tension continue, commandée pour engendrer des créneaux de tension continue, un circuit de commutation, agencé pour sélectivement relier une paire délectrodes dites actives à la source de tension, lesdites électrodes actives constituant une anode et une cathode, et pour connecter au moins une autre électrode passive en haute impédance servant à mesurer le potentiel atteint par le corps, et un circuit de mesure agencé pour relever des données représentatives du courant