Fentanyl is a synthetic opioid that’s 50-100 times stronger than the pain reliever morphine. While some people use fentanyl on purpose, many others get it in their systems without their knowledge.

The recent wildfires in Los Angeles have unleashed new concerns over air quality and now, water quality too, with the Los Angeles Department of Water & Power (LADWP) issuing an “Unsafe Water Alert” on ...

Fentanyl test strips can be purchased online for around a dollar apiece. The state even distributes them through its syringe exchange programs. Experts say these tests can save lives, giving people ...

Fentanyl test strips are sold online and easily obtained free from many public health departments. They’re touted as a harm reduction tool to help drug users determine whether fentanyl is present in a ...

In New York, fentanyl test strips are becoming more common as a way to fight an overdose crisis, and more states are pushing to legalize them. But not all users are trying to avoid the powerful drug.

Proponents say the ability to check drugs for the presence of lethal fentanyl may save lives. But critics say the strips enable drug use. By Jan Hoffman Photographs by Desiree Rios “You smoke weed?” ...