<prompt> Translate the following text to EnglishKwa kweli, tofauti hizo za kitamaduni zinaeleza kwa nini ugonjwa wa kukosa hamu ya kula unahusisha hasa wasichana na wanawake vijana wenye mapato ya juu.  <response>: This cultural-differences explanation certainly accounts for why anorexia nervosa is mainly a disease of higher-income girls and young women. 