I have a lot of hairs that are white at the bottom, black or brown in the middle, and white at the top. These are a useful indicator of changes in my thyroid function over time.
Mom & PhD with a librarian's heart and an academic's mind. Citizen of Romancelandia. I manage multiple chronic illnesses. I love books and games. πβΏ
I have a lot of hairs that are white at the bottom, black or brown in the middle, and white at the top. These are a useful indicator of changes in my thyroid function over time.