Breath tests could detect cancer at an early stage, according to a new study using sensors and artificial intelligence.

Add Yahoo as a preferred source to see more of our stories on Google. Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) (Getty Images) If ...

Jessica was a writer on the Wellness team, with a focus on health technology, eye care, nutrition and finding new approaches to chronic health problems. Expertise Public health, new wellness ...