vaccination

US adults are now only eligible for the vaccine under certain circumstances.

Use of the drugs in children under the age of two was associated with lower antibody levels after the jabs—perhaps, researchers suggest, due to microbiome alterations.

A mouse study points to a possible mechanism by which the smallpox vaccine helped eradicate the disease in the 1980s.

So far this season, tens of millions of birds have died of disease or been culled, driving up prices of eggs, chicken, and turkey meat.

Malawi and its neighbors plan to vaccinate 9.4 million children against polio in the coming week to combat a suspected outbreak.

Canada has ordered 76 million doses of Covifenz, the main ingredient of which was manufactured in the leaves of a tobacco relative.

A Hawaii hospital worker who reported the controversial scientist to the Maryland Board of Physicians was subjected to harassment and a retaliatory complaint after Malone made his name and location public.

The Nobel laureate had courted controversy in recent years on vaccines and other matters.

Two recent papers provide insight into possible risk factors for developing the chronic condition, including autoantibodies and diabetes.

Early reports that Omicron causes less-severe disease than Delta seem to be borne out, but it’s not yet clear to what extent that’s due to the variant itself versus the populations it’s infecting.

As Omicron induces a sense of deja vu at the close of the year, we look back at a few key ways in which our understanding has moved forward.

Thousands of animals have had their shot already. How many more really need it?

Researchers continue to debate whether US President Abraham Lincoln was coming down with smallpox as he delivered his famous Gettysburg Address, and if he had been immunized.

Health Canada has given the single COVID-19 shot the official greenlight for use in people 18 and older.

With the final hurdle cleared, the COVID-19 vaccine could be administered to US children ages 5 through 11 as early as today.

RTS,S has several flaws but could still save tens of thousands of lives, experts say.

Health authorities in both countries announced that people under certain age cutoffs are now ineligible for the Spikevax COVID-19 shot due to its association with heart inflammation.