Meanwhile, as of yesterday, the CDC recommends a ninth shot for those who have followed their recommendations for the past three years. Source
"An additional dose of the updated COVID-19 vaccine may restore protection that has waned since a fall vaccine dose, providing increased protection to adults ages 65 years and older." Link to where the CDC says this. Although the bolding in mine
Source
"An additional dose of the updated COVID-19 vaccine may restore protection that has waned since a fall vaccine dose, providing increased protection to adults ages 65 years and older." Link to where the CDC says this. Although the bolding in mine
Source