The Food and Drug Administration authorized Novavax's single-strain vaccine, which targets omicron subvariant XBB.1.5, for emergency use in people ages 12 and up. The Centers for Disease Control and ...

COVID-19 vaccines lower the risk of getting sick, seriously ill or dying from the disease. But how do the different types of COVID-19 vaccines work? Each COVID-19 vaccine causes the immune system to ...

Novavax says its COVID-19 vaccine appears 89% effective, based on early findings from a British study. According to USA Today, the two-dose vaccine was just 60% effective in the South African trial.

As colder weather approaches and respiratory viruses flourish, it’ll soon be easier to get your updated coronavirus vaccine shot — even if it’s slightly more work than in previous years. A federal ...

Vaccine programmes are being challenged by rising misinformation and an uncertain pipeline for research funding, the World ...