An electronic stimulation system to be worn in, behind or on a human ear having a casing; a detection device to sense breathing activity from a human being and to generate a detection signal; electronics within the casing and having a controller connected to the detection device to process the detection signal and generate a control signal when the controller has determined that the human being is in a state of developing apnoea; a stimulation device to receive the control signal from the electronics and to provide stimuli to one or more points of the human ear; wherein when the electronic stimulation system is worn in, behind or on the human ear, the stimulation device is pushed against a predetermined portion of the human ear.