Jim,

It also happened to me from time to time after my surgery/radiation. You're right -- it tended to be mostly when I was yawning, and it could be quite painful. I just tried to keep working the muscles, and eventually the nerves seemed to heal to the point where the problem resolved itself.

Cathy

Tongue SCC (T2M0N0), poorly differentiated, diagnosed 3/89, partial glossectomy and neck dissection 4/89, radiation from early June to late August 1989