METHOD AND APPARATUS FOR PROVIDING FEEDBACK REGARDING MOTION OF A ROTARY SHAVER PERFORMED BY A USER

There is provided a method of providing feedback regarding motion of a rotary shaver performed by a user, the method comprising the steps of receiving, during at least one time interval, at least onemotion type determined for the motion of the rotary shaver performed by the user, wherein the motion type is selected from a set of predefined motion types that comprises small rotational motion and one or more other predefined motion types; determining a degree of occurrence in the time interval of each of the motion types in the set of predefined motion types based on the at least one motion type received during the time interval; determining from the determined degree of occurrence of each of the motion types in the set of predefined motion types which motion type has a highest degree of occurrence in the time interval; and providing feedback to the user to increase a degree of occurrence of small rotational motion of the rotary shaver if the determined motion type having the highest degree of occurrence is one