Traditionaldoctorsbelieveweneedabalanceofyinandyangtobehealthy.Forexample,areyouoftenweakandtired?Maybeyouhavetoomuchyin. 　　Youshouldeathotyangfood,likebeef.EatingDangshenandHuangqiherbsisalsogoodforthis.Butpeoplewhoaretoostressedoutandangrymayhavetoomuchyang. 　　Doctorbelievethattheyshouldeatmoreyinfoodsliketofu.Medicineisnowpopualarinmanywesterncountries.It'seasytohaveahealthylifestyle,andit'simportanttoeatabalanceddiet.