1. A computer-implemented method for controlling a vehicle, comprising: receiving physiological data from one or more wearable computing devices, wherein each of the one or more wearable computing devices is associated with one or more vehicle occupants in the vehicle; determining a health state of the one or more vehicle occupants based on the physiological data, the health state describing a current condition of each of the one or more vehicle occupants; determining a priority level for the health state of each of the one or more vehicle occupants; and controlling one or more vehicle systems of the vehicle based on the health state of each of the one or more vehicle occupants and according to the priority level of the health state of each of the one or more vehicle occupants.