Chakudya chokhala ndi mafuta ambiri, chimapezeka, sichimangowononga mawonekedwe komanso malingaliro. Kuphatikiza apo, kudya chakudya chamafuta ambiri kumapangitsa anthu kunenepa ndikukhala ndi mavuto azaumoyo komanso mawonekedwe. Asayansi adatha kutsimikizira izi munjira ina pang'ono. Zikupezeka kuti mafuta amatha kudziunjikira muubongo ndipo, pamenepa, amabweretsa mavuto amisala monga kukhumudwa.
Ofufuza kuchokera ku Yunivesite ya Glasgow adapeza kuti zizindikilo zakukhumudwa zimatha kuchitika anthu akadya mafuta omwe amapezeka m'dera linalake laubongo.
Maziko a izi anali kuphunzira pa mbewa. Anapatsidwa chakudya chokhala ndi mafuta ambiri. Pambuyo pake, anthuwa adayamba kuwonetsa zodandaula kwa nthawi yayitali ngati maantibayotiki sanabwerere ku microflora state kukhala yachilendo. Kenako ochita kafukufukuwo adazindikira kuti kudya kwamafuta ambiri kumatha kukhala ndimagulu angapo am'mabakiteriya am'matumbo omwe amayambitsa matenda amisala.
Zinapezeka kuti mafuta azakudya amalowa mosavuta m'magazi ndikuchuluka muubongo wotchedwa hypothalamus. Pambuyo pake, amayambitsa chisokonezo munjira zama siginecha, zomwe zimayambitsa kukhumudwa.
Kupeza kumafotokozera chifukwa chake odwala omwe ali ndi vuto la kunenepa kwambiri amayankha moyipa kwa antidepressants kuposa odwala ochepa. Ndipo tsopano, mutha kupanga chithandizo cha kukhumudwa kutengera izi.
Koma kwa iwo omwe amakonda kutulutsa "kupanikizana", china chamafuta, chopatsa mphamvu kwambiri, koma izi zithandizira kumvetsetsa kuti zakudya zotere zimangowonjezera kukhumudwa kwakanthawi.