It’s now been more than six months since the bivalent COVID-19 shot was authorized for use in adults in the U.S. The updated formula targets the original virus strain and the highly contagious omicron variant.
But since it’s now been available for a considerable amount of time, many folks who got the shot when it was first available in September are worried about waning protection, especially since the initial vaccine had a decrease in protection about four months after getting the jab. So do you need another dose to protect yourself from getting very sick?