Vehicle accident recording apparatus and method therefor

Disclosed are a vehicle accident recording apparatus and a method therefor. A vehicle accident recording method according to an embodiment of the present invention comprises the steps of: initiating recording by operating a camera equipped on the outside of a vehicle; receiving a driver's biometric information sensed by a wearable device if a sensor value sensed by a vehicle sensor equipped in the vehicle exceeds a reference value; determining operation time of a camera equipped at the inside of the vehicle on the basis of the degree of the driver's impact corresponding to the received biometric information; and changing the object of recording on the basis of the determined operation time.