Full CoverageHave You Already Had a Breakthrough COVID Infection?
By Dhruv Khullar
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Highly Vaccinated Israel Is Seeing A Dramatic Surge In New COVID Cases. Here's Why
Coronavirus Updates: Washington State Sets Highest Bar Yet for School Vaccine Mandates (Published 2021)
By Apoorva Mandavilli, Dan Levin & Dana Goldstein
What to tell immunocompromised patients about COVID-19 vaccines | AMA
By Sara Berg
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The CDC Only Tracks a Fraction of Breakthrough COVID-19 Infections, Even as Cases Surge
By Jenny Deam & Bianca Fortis
COVID vaccines protect against Delta, but their effectiveness wanes
By Katharine Sanderson
U.S. to begin offering COVID-19 vaccine booster shots in September
By Ahmed Aboulenein & Carl R O'Donnell
Troubling CDC vaccine data convinced Biden team to back booster shots
By Sarah Owermohle, Erin Banco & Adam Cancryn
Immunocompromised people make up nearly half of COVID-19 breakthrough hospitalizations – an extra vaccine dose may help
By Jonathan L Golob
Are vaccines becoming less effective at preventing Covid infection?
By Hannah Kuchler & John Burn-Murdoch
In a Handful of States, Early Data Hint at a Rise in Breakthrough Infections (Published 2021)
By Apoorva Mandavilli
Vaccine Effectiveness Against Infection May Wane, C.D.C. Studies Find (Published 2021)
By Apoorva Mandavilli
Israel, Once the Model for Beating Covid, Faces New Surge of Infections (Published 2021)
By Isabel Kershner
U.S. to begin offering COVID-19 vaccine booster shots in September
By Ahmed Aboulenein & Carl R O'Donnell