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.

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,

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

A former mRNA researcher who has gone on podcasts claiming Americans were “hypnotized” into getting Covid-19 shots and that they might cause a form of AIDS is n

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.