Daya daga cikin abubuwan da dukkan halittu suke fuskanta a lokacin rayuwarsu shine cuta. Akwai nau'o'i biyu na cutar ɗan adam: daya cuta ce ta jiki, ɗayan kuma tabin hankali. Cututtukan jikin mutum yawanci suna da bayyanannun alamun bayyanar cututtuka waɗanda za a iya gano su da sauri idan mutum ya kamu da cutar, misali ɗaya daga cikin alamun mura shine yawan atishawa. Idan mutum ya ga irin wannan yanayin a cikin kansa, yakan je wurin likita don ya warkar da wannan cuta.
Domin magance cutukan dan Adam Allah ya saukar da Alkur’ani, wanda shi ne ma’auni na dindindin ga dan’adam kuma yana nuna fifikon Alkur’ani a kan sauran magunguna:
A cikin ayar da muka ambata akwai wata magana mai ban mamaki: "[Alkur'ani] yana kara wa azzalumai hasara. Wannan nassin yana nuna cewa wannan fa'idar Alqur'ani ta waraka ga muminai ne kawai, kuma duk yadda azzalumai da azzalumai suka yi amfani da shi ba zai kara musu komai ba sai cutarwa. Don fayyace wannan lamari, kula da wannan misali:
A cewar wata shahararriyar karin magana, ayoyin Alqur'ani kamar ɗigon ruwan sama ne masu ratsawa waɗanda ke tsiro furanni masu launi da ƙamshi a cikin lambuna, kuma suna haifar da wari a cikin fadama da gishiri! Don haka ne ma don amfani da kur’ani, sai a fara samun shirin karvarsa.