U.S. public health authorities have skirted normal procedures and announced two major policy changes that will likely reduce access to COVID-19 vaccines and restrict use to higher-risk populations. Here,

After federal health officials made abrupt changes to US Covid-19 vaccine recommendations for pregnant women last month, there’s new confusion and uncertainty about who can get the shots — and some reports that patients were turned away when they tried to get vaccinated.

It scares me to think of what’s ahead,” said Michael Osterholm, director of the University of Minnesota’s Center for Infectious Disease Research and Policy. One of the members of the committee, who spoke on condition of anonymity for fear of reprisals,

Retsef Levi, a professor of operations management at  MIT’s Sloan School of Management, has published several papers regarding the mortality rates from COVID-19 vaccines.

Recent vaccination announcements have led to some confusion. Four physicians weigh in on who should get vaccinated and when

The 17 experts recently dismissed from a government vaccine advisory panel say Health Secretary Robert F. Kennedy Jr. is making “destabilizing decisions” that could lead to more

While COVID-19 transmission remains low in the US, health experts are anxious about the potential for a big summer wave as two factors seem set for a collision course: a lull in infection activity that suggests protective responses have likely waned in the population, and a new SARS-CoV-2 variant with an infectious advantage over other variants.

A new federal COVID-19 vaccine policy is raising alarms among San Diego doctors and advocates. They worry it could deepen existing health disparities and leave low-income communities of color at greater risk.