Quote (RewtheBrave @ Mar 15 2017 09:26pm)
It could be a thyroid issue or a Vitamin D issue, or, as some folks guessed, S.A.D. or fatigue. Or of course something else.
Consider getting a blood panel done for thyroid if you haven't had that done in the last 1-2y. If anything seems out of order, get a more thorough thyroid panel done (the standard test is limited).
bjones does look like a karate master, maybe he has hasimotos