 The CDC says COVID infections are up in 44 states and territories with a new strain accounting for a majority of cases. Dean of the Brown University School of Public Health, Dr. Ashish Jha, says people should get vaccinated again, just not yet. I recommend wait till the fall, get the new updated vaccine. That's going to be your most effective protection as you get into the winter. Doctors say the most common symptoms with the newest COVID subvariant called flirt or sore throat, congestion, and in cases, extreme fatigue.