Can total hair lose from alopecia be cured?

Alopecia areata: When there is complete hair loss from scalp (alopecia totalis) or from entire body (alopecia universalis) due to autoimmune attack on hair follicles, there are treatments available, however it often is a challenge to treat. The sooner the treatment is started, the more hair can possibly be recovered. Long standing alopecia areata is difficult to reverse. There is no cure for alopecia areata, .