Despite efforts by test maker Grail to highlight outcomes the company considers positive, some experts are warning against using the Galleri test and others like it.

More than two dozen regulated cannabis products for sale in New Jersey recently failed independent safety tests for molds and pathogens, according to a new consumer advocacy organization. After ...

Angus Chen covers all issues broadly related to cancer including drugs, policy, science, and equity. He joined STAT in 2021 after covering health and science at NPR and NPR affiliate stations. His ...