Last year, the emergence of the highly transmissible omicron variant of the COVID-19 virus caught many people by surprise and led to a surge in cases that overwhelmed hospitals and drove up fatalities. Now we’re learning that omicron is mutating to better evade the immune system.
Will COVID spike again this fall? Six tips to help you stay safe
Last year, the emergence of the highly transmissible omicron variant of the COVID-19 virus caught many people by surprise and led to a surge in cases that overwhelmed hospitals and drove up fatalities. Now we're learning that omicron is mutating to better evade the immune system.