There are many forms of alopecia, Sierra Dawn has alopecia totalis. In this lovely video she talks about her diagnosis, online forums and the support she found there and how her fiance helped her learn to love her bald head.
https://www.aol.co.uk/video/view/my-boyfriend-loves-my-bald-head-%7C-shake-my-beauty/5c7e60c0c2ec1045597f535b/