Dear reader,

A couple of weeks ago I suddenly got a twitchy right eyebrow. The sporadic sensation was accompanied by a general sensitivity to bright light and screens.

So, I did some online research. What was the culprit? Stress? Fatigue? Too much caffeine? None of those applied. In fact, I had been sleeping very well, enjoying low stress, and consuming the same amount of caffeine as I always did (2-3 teas and 1 coffee a day).

But it was like my body was trying to tell me something, becaus...