An analysis found that almost 14% of older adults with dementia had long-term prescriptions for three or more medications that affect the nervous system.

Researchers found that SARS-CoV-2, the virus that causes COVID-19, can infect cells in the mouth, yielding insights into the mouth’s role in infection

A nanoparticle-based vaccine protected against a broad range of flu virus strains in animals. The vaccine may prevent flu more effectively than current vaccines.