A wearable medical device (10) comprising: spectacles or eyeglasses (12) including at least one temple piece (14) and nose-engagers (16) at least one bio-sensor (18) for measuring at least one physical parameter of a person wearing said spectacles (12), said bio-sensor (18) being associated with one of said temple piece (14) or said nose-engagers (16) information storage (20) incorporated with said spectacles (12) for storing information received from said bio-sensor (18) a transmitter (22) for transmitting said stored information and a power supply (24) for driving said bio-sensor, said storage and said transmitter.