 "Coronavirus")
The virus keeps evolving even after vaccine arrival
With highly effective vaccines (from what we have seen so far in trial results) expected, it seems that humanity may emerge out of the pandemic, albeit with devastating economic and human costs. But that doesn't mean that coronavirus will cease to exist as it is entirely possible that the viruses may evolve, mutate and become vaccine resistant over time. All the more reason, experts say, to be extra vigilant. We can draw some optimism from past research, that any bacteria or a virus does not easily develop resistance to a vaccine as
