A CDC program tests wastewater from airplanes, looking for pathogens that may have hitched a ride with passengers on long-haul international flights.

Canadian and Chinese officials say they were already helping reduce fentanyl smuggling. Prime Minister Justin Trudeau said ...

China opposes accusations and the shifting of responsibility on the issue of fentanyl-related substances, according to an ...

The Food and Drug Administration has issued recommendations for the composition of influenza shots for the upcoming ...