This year, the wild west has a new type of scofflaw to wrangle: the Covid-19 kind.

Early this morning, Pfizer announced results from a phase III trial showing positive results for young participants.

New recalls cover several products that were found to include substances not included on the label, including some dangerous ones.

A new study conducted by the CDC offers strong results for mRNA vaccines.

A Senate committee grilled federal officials about the shortage of vaccines to protect Americans against a pandemic virus. Two months later, the U.S. public had lost interest in the virus, and...

AstraZeneca released two sets of phase III safety trial results for its Covid-19 vaccine, each showing slightly different efficacy rates. The inconsistency has kicked up controversy and confusion,...

Now that the coronavirus has been in the United States for roughly a year, new numbers are revealing the scale of Covid-19’s impact on American health.

The FDA has issued a new alert for patients who have received or are considering Scandinavian Total Ankle Replacement (STAR) ankle replacements.

By using a sewage-handling robot, this laboratory has been able to detect coronavirus in wastewater 30 times faster than nonautomated large-scale systems.

Thanks to Covid-19, many dating profiles are adding a new field: Covid-19 vaccination status.

Last month, we reported on an FDA warning and recall on soft, Hispanic-style cheeses from El Abuelito Cheese. The recall has since been expanded, covering more products and more states.

Some passengers still wear their masks incorrectly. And some refuse to wear them at all, threatening the health and safety of others on board.