A blood test to screen for colon cancer was approved by the Food and Drug Administration on Monday. It's from Guardant Health and it's called Shield.

U.S. health regulators on Monday, July 29, 2024, approved a first-of-its-kind blood test for colon cancer, offering a new way of screening for a leading cause of cancer deaths.

Egan pointed to another at-home test called Cologuard, made by Exact Sciences, to detect colon cancer. “So Cologuard (is) fully covered by most insurance, but also, if you have to pay out pocket ...