Question

What is the meaning of hyper extension​

Answer 1

the extension of a part of the body beyond normal limits.

Answer 2

Answer:

Hyperextension means that there's been excessive movement of a joint in one direction (straightening). In other words, the joint has been forced to move beyond its normal range of motion.

Explanation:

Hyperextension is the abnormal or excessive extension of a joint beyond its normal range of motion, thus resulting in injury. ... Hyperextension injuries are common at hinge joints such as the knee or elbow.