COVID 19 Tech

OSHA will try a different route to a vaccine mandate for businesses

Enlarge (credit: OSHA) On Tuesday, the Occupational Safety and Health Administration (OSHA) announced it was withdrawing its planned vaccine mandate for businesses with 100 or more employees. The decision comes in the wake of a Supreme Court ruling that blocked OSHA from implementing the mandate while lawsuits opposing it made their way through lower courts. […]

COVID 19 Tech

Up to 76% of COVID vaccine side effects are just in people’s heads, study finds

Enlarge / A drive-up COVID-19 vaccination site from Renown Health on December 17, 2020, in Reno, Nevada. (credit: Getty | Patrick Fallon) Even before their rollout, a distinct feature of safe and effective COVID-19 vaccines has been their “reactogenicity“—that is, their tendency to cause mild symptoms that signal immune responses firing up after a shot, […]

COVID 19 Tech

Pfizer and Moderna expect seasonal booster shots after omicron wave

Enlarge / EINDHOVEN, NETHERLANDS – 2022/01/08: A vial containing Moderna COVID-19 booster vaccine at a vaccination centre. (credit: Getty | SOPA Images) As the US weathers record COVID-19 cases from the ultra-transmissible omicron variant, vaccine makers are thinking about future waves—and the shots that could help prevent them. Leading mRNA vaccine makers Moderna and Pfizer/BioNTech […]

COVID 19 Tech

Immune system vs. virus: Why omicron had experts worried from the start

Enlarge / Illustration of antibodies responding to an infection of SARS-CoV-2. (credit: Getty Images/Kateryna Kon/Science Photo Library) Right from omicron’s first description, researchers were concerned about the variant of the SARS-CoV-2 virus. Looking over the list of mutations it carried, scientists could identify a number that would likely make the variant more infectious. Other mutations […]


Biden’s vaccine mandates come before the Supreme Court

Enlarge / The US Supreme Court building in Washington, DC. (credit: Getty Images | Mike Kline ) On Friday, the Supreme Court heard arguments in two cases that could severely limit the federal government’s ability to set public health policy during the pandemic. At issue is whether existing health and safety authority given to federal […]