Vaccine uptake influenced by politics and socioeconomics, study finds COVID-19 vaccination rates have varied significantly based on partisanship and socioeconomic factors, with Democrats getting vaccinated faster and at higher percentages than Republicans and Independents. Fernanda Pires Medical Xpress

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XEC, like countless others before it, is a part of the omicron family. The variant is closely related to KP.2, the strain targeted by the updated vaccines from Pfizer and Moderna. And both XEC and KP.1 are descendants of the JN.1 strain, targeted by the updated Novavax vaccine.

“I think we have good reason to think that there will be substantial protection from the boosters that are available,” Hanage said.

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Florida health director discourages use of mRNA Covid vaccines in older adults

Even as the Covid wave in Florida continues, Gov. Ron DeSantis’ administration is once again advising against the mRNA vaccines: this time in the most vulnerable residents.

In updated guidance for health care providers released Thursday, the Florida Health Department and state Surgeon General Joseph Ladapo questioned the safety and effectiveness of the mRNA Covid vaccines from Pfizer and Moderna, including for older adults and people with underlying health problems. “Any provider concerned about the health risks associated with Covid-19 for patients over the age of 65 or with underlying health conditions should prioritize patient access to non-mRNA Covid-19 vaccines and treatment,” according to the state guidance.high rates of immunity from prior infections and “currently available data.”

Dr. Paul Offit, a vaccine expert at Children’s Hospital of Philadelphia, said the Florida surgeon general's guidance is unnecessarily alarming people about the Covid vaccines.