Consumers should throw out whole red, white and yellow onions if they don't know where they came from.

The strain of bird flu doesn't appear to pose a risk to humans.

The case is unusual because the woman had never traveled outside the U.S.

The cement had traveled through the man's bloodstream after a medical procedure.

Water from the splash pad tested positive for Naegleria fowleri.

The rings were a clue to the man's rare disease.

Strengthening case for natural origin.

Guinness World Records certified the title this month.

Cats are highly susceptible to plague and are a known source of infections in people.

Half of U.S. states reported detecting the tranquilizer in fatal drug overdose cases in 2019.

Products with delta-8 THC are sometimes labeled in misleading ways, officials said.

Officials rushed to identify and isolate people who had come into close contact with the patient.

The patient thought he had allergies.

The first death occurred a month earlier than previously thought.

The variant was first detected in Colombia in January 2021.

What exactly do we mean when we talk about a "fetal heartbeat" at six weeks of pregnancy?

The findings underscore the importance of flu shots this year.

Ivermectin does not treat or prevent COVID-19, and it can cause deadly side effects.

The findings should be interpreted with caution.

The sand dollars were alive when they washed in during high tides and became stranded.

Despite several remodels and deep cleanings, the building continued to harbor the bacteria.