Bivalent boosters and updated COVID vaccines are the same thing. CDC recommends them. COVID vaccine effectiveness wanes over time. An updated COVID vaccine restores protection.
- Updated Bivalent Boosters
Learn about the updated bivalent
vaccines. See CDC recommendations.
- COVID-19 Variant Data
Read global variant reports and
view data on variants of interest
- COVID Variant Information
Learn about the COVID-19 variants.
Read CDC facts and information.
- Vaccination Maintenance
Learn how to stay up to date with
COVID vaccines and boosters.
- COVID Variant Monitoring
See how the CDC is monitoring the
COVID-19 variants & how they occur.
- Vaccine Effectiveness
The vaccines are effective. Learn
how experts evaluated the vaccines.
- Updated Bivalent Boosters
SARS-CoV-2 Omicron Replacement of Delta as Predominant Variant, Puerto RicoCenters for Disease Control and Prevention· 8 hours ago
SARS-CoV-2 Omicron Replacement of Delta as Predominant Variant, Puerto Rico
XBB.1.16 variant 'new kid on the block', could be driving recent Covid surge: Ex-AIIMS directorMSN News· 2 days ago
Former AIIMS director Dr Randeep Guleria, in an interview, said the new XBB.1.16 variant could be...
Effectiveness of BNT162b2 Vaccine against Omicron Variant Infection among Children 5–11 Years of...Centers for Disease Control and Prevention· 13 hours ago
BNT162b2 Effectiveness in Children
Covid's XBB1.16 strain found in 349 cases: Symptoms, severityMSN News· 20 hours ago
As many as 349 samples of Covid-19's XBB.1.16 variant, which might have been behind the recent rise of coronavirus cases in the country, have been detected.
FDA Approval of Second COVID Booster May Be Near, Report SaysWebMD· 2 days ago
March 21, 2023 -- The FDA might be preparing to OK a second round of COVID-19 booster shots that...
FDA May Authorize Additional Covid-19 Booster ShotsThe Wall Street Journal· 3 days ago
Gregory Poland, a vaccine researcher at the Mayo Clinic in Rochester, Minn. After research found that the Omicron variant spreading throughout the U.S....
Is it time for another COVID-19 booster shot? Here’s what the FDA is said to be consideringDeseret News via Yahoo News· 1 day ago
A second updated COVID-19 booster shot could be authorized for older and immunocompromised Americans...
Ceftazidime exhibits a broad inhibition to the infection of SARS-CoV-2 prototype and Omicron variant...Nature· 3 days ago
Dear Editor,Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has coexisted with human beings over 3 years. It has undergone considerable evolution and several variants< ...
Enhanced recombination among omicron variants shown contributes to viral immune escape, finds studyMedical Xpress· 3 days ago
In January 2022, around the time that the omicron variant of SARS-CoV-2 started spreading rapidly, a team of researchers at the Indian Institute of Science ...
IVVD FINAL DEADLINE ALERT: ROSEN, SKILLED INVESTOR COUNSEL, Encourages Invivyd, Inc. f/k/a Adagio...1011 News· 9 hours ago
NEW YORK, March 23, 2023 /PRNewswire/ --Rosen Law Firm, P.A. Logo(PRNewswire)WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of the securities of Invivyd, Inc. f/k ...