For your years, my ankles and feet have itched before I went to bed or during the night. I went through the skin things: changing soaps & detergents, and seeing a dermatologist who couldn't find a reason for the itches. I usually apply Gold Bond and the scratches eventually heal.
Recently I have noticed the itching occurring the same time I am anxious or stressed or have something on my mind (like now

Hmmmm?