Brahmjot SinghJun 28, 20216 minSmallpoxSmallpox was a very contagious and deadly disease that often left people disfigured and had affected humans for thousands of years.
Anurag MandalApr 21, 20217 minEverything you need to know about vaccinesAll vaccines don’t work the same way, the smallpox vaccine we talked about earlier works because the cowpox virus and the smallpox virus
Anurag MandalApr 17, 20212 minOrigin of VaccinesIn 1377 B.C., the first epidemic of a deadly virus had just happened, which was spread during the Egyptian- Hittite War.