A vehicle system that transmits information about a health state of a driver to a vehicle electronic device communicating with a wearable device includes: a smart key receiving a searching signal from the vehicle electronic device; an acceleration sensor obtaining gesture information about a specific gesture that the driver makes while approaching the vehicle electronic device; a learning processor learning the specific gesture from the gesture information; a controller determining intention of the driver depending on whether the searching signal is received; and depending on whether the obtained gesture information is recognized as the specific gesture and to control on/off of a sensor measuring the information about the health state of the driver; and communication device transmitting the information about the health state of the driver to the vehicle electronic device.