The CDC already recommends the RSV shot for all adults 75 and older and for people 60 and older who have health conditions that increase their risk of severe RSV.

The CDC noted that, at this time, RSV vaccination is recommended as a single dose only. People who have already received an RSV vaccination are not recommended to receive another dose.

RSV, or respiratory syncytial virus, typically is a coldlike nuisance, but it can be severe, even life-threatening, for infants and older adults. The CDC recommends vaccination for certain pregnant ...