Anorexia mirabilis, miraculous loss of appetite.

This term is applicable to the medieval women who literally starved themselves in the name of God. They were seen as saints, supreme and pious beyond normal mortals. These women actually believed they did not need to eat, but that they could live on the “delicious banquet of God” instead. They became famous and a source of awe throughout society, and seen as wonders of the world.

Some of these women were:

detailed info found in the book
Fasting Girls, by
Joan Jacobs Brumberg