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So you got the J&J vaccine? Here's what you should know about the delta variant, boosters, and more
By Bridget Balch
The CDC Only Tracks a Fraction of Breakthrough COVID-19 Infections, Even as Cases Surge
By Jenny Deam & Bianca Fortis
Pfizer Losing Efficacy Faster Against Delta Variant
By Katharina Buchholz
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Troubling CDC vaccine data convinced Biden team to back booster shots
By Sarah Owermohle, Adam Cancryn & Erin Banco
Pfizer Covid-19 Vaccine Expected to Get Full FDA Approval Next Week
By Stephanie Armour & Jared S. Hopkins
COVID-19 symptoms and the Delta variant
By Alexander Tin
Immunocompromised people make up nearly half of COVID-19 breakthrough hospitalizations – an extra vaccine dose ...
By Jonathan L Golob
Israel, Once the Model for Beating Covid, Faces New Surge of Infections (Published 2021)
By Isabel Kershner
As Covid-19 hospitalizations increase, a greater number of Americans are deciding to get vaccinated
By Travis Caldwell & Dakin Andone
Israeli doctors find severe COVID-19 breakthrough cases mostly in older, sicker patients
By maayan lubell
As U.S. promotes booster shots against Covid, moral questions arise over vaccine equity
By Erik Ortiz
Scientists blast U.S. push for Covid vaccine booster shots as premature, say data isn't compelling
By Berkeley Lovelace & Berkeley Lovelace Jr.
Pfizer, Moderna booster shots planned for September; Joe Biden ties nursing home funding to workers' vaccinations ...
By N'dea Yancey-Bragg
Why eight months? What's behind the timing of the Covid booster shot
By Erika Edwards & Elizabeth Chuck
Are vaccines becoming less effective at preventing Covid infection?
By Hannah Kuchler & John Burn-Murdoch
U.S. to begin offering COVID-19 vaccine booster shots in September
By Ahmed Aboulenein & Carl O'Donnell
U.S. to begin offering COVID-19 vaccine booster shots in September
By Ahmed Aboulenein & Carl O'Donnell
Full approval for Pfizer Covid vaccine could come from FDA on Monday, report says
By Robert Towey & Samantha Subin
U.S. to recommend COVID-19 vaccine booster shots 8 months after second dose
By Fin Gomez, Weijia Jiang & Arden Farhi
CDC warns of a "significant decline" in vaccine effectiveness for some, prompting booster dose decision
By Alexander Tin
Push For Vaccine Boosters Could Drive Emergence Of New Variants, WHO Says : Goats and Soda
By Michaeleen Doucleff
9 Questions And Answers About Booster Shots : Shots - Health News
By Pien Huang, Carmel Wroth & Sydney Lupkin
In a Handful of States, Early Data Hint at a Rise in Breakthrough Infections (Published 2021)
By Apoorva Mandavilli
U.S. Preparing Plan to Offer Vaccine Boosters, Perhaps By Fall
By Sharon LaFraniere