Zogulitsa zomwe zimakwaniritsa zosowa zaumoyo wa anthu.Malinga ndi WHO, mankhwalawa ayenera kupezeka “nthawi zonse, pamlingo wokwanira, m’mafomu oyenerera a mlingo, ndi khalidwe lotsimikizirika ndi chidziwitso chokwanira, komanso pamtengo umene munthu ndi anthu ammudzi angakwanitse”.