A cikin tsarin samarwamike kabu karfe bututu, dole ne a sarrafa zafin jiki sosai, don tabbatar da amincin walda.Idan zafin jiki ya yi ƙasa sosai, zai iya haifar da cewa matsayin walda ba zai iya kai ga zafin da ake buƙata don walda ba.A cikin yanayin da yawancin tsarin ƙarfe har yanzu yana da ƙarfi, karafa a ƙarshen duka biyun suna da wahalar shiga da haɗuwa tare.Lokacin da zafin jiki ya yi yawa, akwai karafa da yawa a cikin narkakkar da ke wurin walda.Rubutun waɗannan sassa yana da taushi sosai, kuma wasu ruwa na iya haifar da yanayin narkakken ɗigon ruwa.Lokacin da irin wannan ɗigon ƙarfe ya faɗi a baya, babu isasshen ƙarfe da zai iya shiga tsakani.Kuma a lokacin walda, za a sami wasu madaidaicin walda don samar da rami narke.

Idan walda zafin jiki na madaidaiciya kabu karfe bututu ba a da kyau sarrafawa, shi na iya samun wani m sakamako a kan nakasawa, kwanciyar hankali, gajiya juriya, da dai sauransu The zafin jiki kula da aka raba zuwa dumama tanderun da reheating tanderu;ana amfani da na farko don dumama blank daga yanayin zafi na yau da kullun zuwa yanayin aiki;Ana amfani da na ƙarshe don maimaita sarari zuwa yanayin da ake buƙata lokacin sarrafawa.Rashin ɗumamar da ba daidai ba na madaidaiciyar bututun ƙarfe na bututun ƙarfe zai zama dalilin abin da ya faru na fasa, folds da migraine a ciki ko waje na bututun.