People get sick sometimes. Throughout history people have tried to cure illnesses, but did not have the right things.The Greeks were the ones who would try to cure people and found medicine way back then! :D.Bacteria is a type of germ that could make one get very sick! :( >:[. If people did not have a cure for someone's illness they would die >:[. There are LOTS of different sicknesses like Cancer, Ebola, Influenza , and others.