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 ...

Wall Street's newest cancer bet isn't about finding tumors early, but about making sure they're really gone. The Wall Street ...

A new paper describes a test that can differentiate between different types of asthma via a nasal swab. Researchers hope the test can eventually be used to help match patients with better treatments.

Successful treatment of pancreatic cancer can depend on a timely diagnosis. Various tests can help doctors rule out cancer or decide whether further testing is necessary. According to the American ...

A new blood test was found to detect colon cancer with more than 80% accuracy — and to rule it out for 90% of healthy people. The results were presented at the 2025 American Society of Clinical ...

Healthcare professionals diagnose PTSD using a combination of screening tools, interviews, and questionnaires. Mental health professionals use the DSM-5 criteria to diagnose PTSD. It includes eight ...