Barotrauma is the damage to body tissue caused by a difference in pressure between an air space in or near the body and the surrounding air.

Primary blast effect

barotrauma

When you yawn, it causecan discomfort in the ear due to pressure differences. This is referred to as ear barotrauma.

The medical term for pressure-related ear discomfort is called "barotrauma." This condition can occur when there is a difference in pressure between the inside and outside of the ear, often experienced during activities like flying, scuba diving, or driving in mountainous areas.