With the country on track to distributing 200 milliondoses of vaccine(viaU.S.

Most of the vaccines found in America today are mRNA shots which require two doses.

This is particularly important since, after your first shot, your body is still at an in-between period.

Patient getting COVID-19 shot

CDC Director Rochelle Walensky did not mince words when she explained what that slight increase could mean.

But right now I’m scared.

We do not have the luxury of inaction," she stressed.

Women wearing masks in NY

Rochelle Walensky at confirmation hearing