An interaction method between wearable devices comprises: sending a detection signal from a first wearable device to detect a second wearable device according to a predetermined interaction rule used by the first wearable device and the second wearable device; sending a response signal to confirm the interaction from the second wearable device to the first wearable device according to the predetermined interaction rule after the second wearable device receives the detection signal; establishing an interaction communication between the first wearable device and the second wearable device after the first wearable device receives the response signal, interacting between the first wearable device and the second wearable device according to the predetermined interaction rule. The method of the present invention enhances the intelligence and social function of the wearable devices.