Answer:
media standards of beauty are increasingly unattainable for the average woman
Explanation:
The reason behind defining increase in the incidence of eating disorders such as anorexia nervosa and bulimia nervosa with the help of the statement that "collision between our culture and our physiology" is that now a days social and cultural settings are heavily influenced by media. The standards of beauty set by the TV channels and online media platforms are impossible for any working middle class woman to achieve. Yet, in order to look slim they go for severe diets leading to anorexia nervosa or take too much stress for not having a perfect skin, hair or body and tend to over eat out of stress and lead to bulimia nervosa.