Tabbas fiye da sau ɗaya ka tambayi kanka ta yaya zai yiwu cewa ba ya cutar da mu cewa sun aske gashinmu. Amsar mai sauki ce idan muka san yadda girman gashinmu yake aiki. Masana sun yi bayanin cewa kowannen mu ya tashi ne sakamakon wani sirri. Shin kun sani? Wannan yana nufin cewa kowannen gashin mu ya mutu ne a ilmance. Ta yaya mataccen "abu" yake girma a lokacin? Kuna iya mamaki. Da kyau, yana da sauƙin bayyana ma. Amsar ita ce cewa kwayoyin rai suna a gindin gashi, a cikin kowane layinmu, kuma suna ninkawa suna tura sirrin sama kafin su mutu. Sakamakon haka shine abin da muka sani, cewa a gindin akwai ƙwayoyin rai koyaushe sauran kuma duk ƙwayoyin rai ne da suka mutu.
A dalilin wannan, aske gashinmu ba ya cutar da mu, amma jan mu yana cutar da mu. Gashi bashi da jijiya, amma dermis, inda asalin gashin yake, yana da yawa. A ƙarshe, gashinmu ba ya daina kasancewa, saboda haka, kodayake a cikin ingantaccen tsari, fata.
A zahiri, mun gama aikin game da gashinmu tare da cikakken abin da ya dace da sanannen jerin binciken CSI. Shin kun san cewa ta hanyar nazarin yawan iskar oxygen da hydrogen a gashin mu da kuma ruwa daga wurare daban-daban, zai yiwu a san inda muka kasance a cikin shekarar da ta gabata? Da alama wasu abubuwa daga cikin ruwa da muke amfani da su, magungunan da za mu sha, magunguna ko abubuwa masu guba da muka haɗu da su, da sauransu, suma duk sun ƙare a gashinmu. Kamar yadda kake gani, gashinmu ya zama wani nau'in fayil ko taswirar rayuwarmu. Yana da matukar amfani a lokuta da ake buƙata!