Answer:
no me se esa respuesta lo siento
The best answer for this question would be:
biological and social
Medical anthropologist need to understand the source of their biological heritage and ofcourse the system of their bodies in order to understand their suffering. Social factor is also important, because it can tells them the source of their suffering.
Bulimia? Im pretty sure because after eating you throw up with this disorder.
if a person has a lifestyle where they eat mcdonalds everyday or they only eat fastfood they are more likely to get diabetes, heart disease, or cancer because fastfood like that isnt really food and i would tell you what its made out of to make more of a point but i'll spare you the gory details (*cough* tho i must say velveta has no dairy in it what so ever:) sorry)