The 2019 coronavirus is a RNA virus which possess the ability to mutate and change its form. Covid-19 mutation has occurred and it is leading to a second wave. Despite the progress in covid-19 vaccine although there were few case of those who are allergic to the vaccine, the COVID has reappeared in a new form, causing the UK to close its borders to neighboring European countries. The new coronavirus SARS-Cov-2 (Severe Acute Respiratory syndrome of Coronavirus) is shown to be more deadly and life threaten to human existence than COVID-19. Normally viral mutation always lead to a weaker virus and slightly different from the previous one but this is different. Leaving one to study the behavior of this mutated virus. One is concerned if it could reinfect those who were former victims of the virus. What does this say about the vaccine, we have had other RNA diseases such as measles which vaccine had protected individuals for years despite the mutation of the virus. We believe the mutat...