vaccine

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.

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.

The first part of 2022 is giving us a glimpse of humanity’s future relationship with COVID-19.

The vaccine’s effectiveness in children ages 5 to 11 rapidly declined over the course of a month, according to new research that looked at the health outcomes of hundreds of thousands of children in New York during the Omicron surge.

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

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.

A negative version of the placebo effect may be behind many instances of mild side effects associated with the jabs, a study suggests.

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.

Lab studies link the oral bacteria Fusobacterium nucleatum to cancers from the gut to the head and neck. Could targeting the microbe tackle tumors?