Risk factors. It is more common for women and girls to develop anorexia. That said, the number of men and boys who develop eating disorders is on the rise, likely due to increasing social pressures. Teens are at the highest risk of developing anorexia. However, individuals of any age may develop it, although it’s not common after age 40. Teenagers might be at a higher risk due to the many changes their bodies experience during puberty. Furthermore, they might endure more peer pressure and be more vulnerable to criticism or off-hand remarks concerning body shape or weight.
