So, some people would argue that childhood illnesses, like colds and stomach bugs, build our immunity so that when more dangerous things come along, we're prepared and we don't get as sick from those more dangerous things." 
Anthu ena akhoza kunena kuti matenda a ku umwana monga chimfine, kuwawa kwa m'mimba zimamanga chitetezo mnthupi kuti zinthu zina zoopsa zikadzabwera, zidzapeze kuti takonzeka ndipo sitingadwale ndi zinthu zimenezi.