Should we fear COVID variant?

A COVID-19 variant that appears more contagious than the earliest strain of the virus is increasingly circulating in the U.S. But is the mutation something to fear? Only if you’re unvaccinated, say experts at the Oklahoma Medical Research Foundation. “Viruses mutate to survive,” said OMRF immunologist Eliza Chakravarty, M.D. “Becoming more transmissible is helpful from an evolutionary…