A J&J booster gave a 4-fold jump in antibodies, but those who got Moderna or Pfizer boosters in the mix-and-match trial saw up to 76-fold increases.
The experts said current data did not justify a widespread booster campaign, and that those most at risk should be targeted, Politico reported.
Healthcare providers across the US are firing employees who refuse to comply with COVID-19 vaccination mandates. Northwell Health is the latest.
Currently, a quarter of Connecticut state staff don't comply with an upcoming mandate requiring them get vaccinated or have weekly tests.
"You worry that people may not be able to come in and get the proper care if they have a motor-vehicle accident," Rochelle Walensky told CBS.
CDC Director Rochelle Walensky overruled the agency's advisors to make Pfizer's booster available to a broad group of adults. Here's who can get it.
New Zealand eased a strict lockdown in Auckland this week, allowing fast food restaurants to restart delivery services and socially-distanced sales.
The hope is that booster shots will help protect those most at risk as the pandemic continues to rage.
Public-health leaders and plenty of parents have been clamoring for coronavirus vaccines for younger kids.
A panel of experts recommended booster shots, but only for older adults and others who are at the greatest risk from the pandemic.
"Why would I get vaccinated?" Brazilian President Jair Bolsonaro said in an online broadcast about an upcoming UN general assembly.
Political, financial and ethical concerns surround the scientific question of whether extra doses are needed now.
Southwest Airlines told staff that the new vaccine incentives were "unrelated" to President Biden's vaccine rules for large employers, per CNBC.
A booster shot dramatically reduced the risk of COVID-19 infection and illness, Israeli scientists found.
A panel of independent experts are set to meet on Friday to debate whether people should get boosters of the Pfizer-BioNTech COVID-19 shot.
Biden will meet the execs at the White House on Wednesday, the WSJ reported. He plans to mandate vaccines, or weekly testing, at all large companies.
Soldiers who refuse vaccinations will be counseled, but could face discipline or dismissal if they still refuse to be vaccinated, the Army said.