Up to 10 percent of breast cancer cases are thought to be hereditary, caused by gene changes passed on in families.

The Food and Drug Administration on Sunday withdrew an earlier positive test that had tied Taylor Farms’ lettuce to the ...

Markéta Vondroušová is facing a four-year ban from tennis for refusing a doping test. Mike Egerton / PA Images via Getty Images Editor’s note: This explainer has been updated on July 31, 2026, ...

The F.D.A. said it was continuing to look into the supplier’s role in the outbreak as states reported stark increases in ...

What happens if public health agencies stopped trusting their own tools, scientists, and surveillance networks for measuring whether vaccines work? We end up less able to monitor the performance of ...

You wake up with a scratchy throat, runny nose, and persistent cough, but your at-home COVID-19 test reads negative. How is this possible? The short answer is yes—you can still be infected. Many other ...

The FDA said that as of Sunday, it had not found any "confirmed positive sample results for product testing" in the ...

The U.S. Food and Drug Administration on Monday, July 20 defended publicizing a lettuce sample later found to be a false ...

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Cologuard is a colon cancer screening test you can do at home. It’s a noninvasive, stool-based test that comes in a kit. You use the kit to collect a stool sample. Then you send the sample to a lab ...

The FDA retracted its only positive test for cyclospora, the parasite at the center of a multistate outbreak, on Taylor Farms lettuce. But the agency believes lettuce from the brand is still linked.