The doctors and nurses didn’t believe Tomisa Starr was having trouble breathing. Two years ago, Starr, 61, of Sacramento, California, was in the hospital for a spike in her blood pressure. She has ...

Lizzy Lawrence leads STAT’s coverage of the Food and Drug Administration. She was previously a medical devices reporter. You can reach Lizzy on Signal at lizzylaw.53. Anil Oza is a general assignment ...

How pulse oximeters work Pulse oximeters clamp onto a fingertip and send light beams through the finger to estimate pulse rate as well oxygen levels of the blood. A sensor on the other side of the ...

(CNN) — Years of research have showed that pulse oximeters yield less accurate readings for people with darker skin tones, and now the US Food and Drug Administration is proposing guidance to help ...