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.

MORE: FDA approves blood test to detect colon cancer for those at 'average risk' The new blood test works by measuring the ratio of two proteins -- pTau217 and β-amyloid 1-42 -- which are found ...

The recommended age to start screening for colorectal cancer was lowered in 2021 from 50 to 45 for people of average risk.

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 ...