Low production from the thyroid after radiation is not uncommon, and does cause a significant drop in energy levels. Luckily the solution for this is a synthetic hormone in pill form, that after a month or two of adjusting levels should get things back on track. But rest assured this is common and not unexpected in patients who have had radiation to the neck.

Brian, stage 4 oral cancer survivor. OCF Founder and Director. The first responsibility of a leader is to define reality. The last is to say thank you. In between, the leader is a servant.