Active or passive elastic stretching refers to

These two elastic stretching methods refer to rhythmic, rapid and large-scale stretching methods that repeat an action many times.

Active or passive elastic stretching is an effective stretching method, which emphasizes rhythmic, rapid and gradually increasing repetitive actions. This stretching method is beneficial to deep stretching muscles, improving their flexibility and flexibility, and preventing sports injuries. During active or passive elastic stretching, keep breathing smoothly and don't hold your breath, so as not to cause unnecessary muscle tension.