Answer:
bulimia nevosa
Explanation:
Bulimia nevosa is a term that describes a form of severe eating disorder in which an individual eat huge quantities of food and then purge to get rid of extra calories. Research has shown that it affects individuals in late childhood or early adulthood, and common to female gender than male.
Hence, in this case, it can be concluded that Sara most likely suffers from BULIMIA NEVOSA.