I definitely don't do that tapping motion instinctively. Unless I'm actively doing something, I am naturally still. Ten years ago I found out I have Factor V Le

I definitely don't do that tapping motion instinctively. Unless I'm actively doing something, I am naturally still. Ten years ago I found out I have Factor V Leiden, which can cause blood clots. Since then I've consciously tried to develop the habit of toe-tapping.