Ofufuza a ku Yale ndi Fairfield Universities ku United States adawunika deta kuchokera kwa anthu pafupifupi 5300 ndipo adapeza kuti zakudya za anthu osuta fodya ndizosiyana kwambiri ndi zakudya za anthu opanda zizolowezi zoipa. Osuta amadya zopatsa mphamvu zambiri, ngakhale amadya chakudya chochepa - amadya nthawi zambiri komanso pang'ono. Ponseponse, osuta amadya zopatsa mphamvu 200 patsiku kuposa osasuta. Zakudya zawo zimakhala ndi zipatso ndi ndiwo zamasamba zochepa, zomwe zimayambitsa kusowa kwa vitamini C, ndipo izi zimadzaza ndi maonekedwe a matenda a mtima ndi oncological.
Zimadziwika kuti anthu omwe amasiya kusuta amatha kunenepa kwambiri - ndipo tsopano zikuwonekeratu chifukwa chake: zakudya zopatsa mphamvu zama calorie ndizo chifukwa cha chilichonse. Kusintha kwa zakudya kungathandize kupewa kulemera pambuyo posiya kusuta.