Guardant Health markets Shield, an FDA-approved blood test for primary colorectal cancer screening. The Harris Poll conducted the survey from Feb. 24-26, 2026, among 1,189 U.S. adults, ages 45 and ...

The U.S. Preventive Services Task Force recommends colorectal cancer screening for all adults starting at age 45. After age 75, the task force recommends talking with your health care team to decide ...

When David Thau, a lobbyist in Washington, D.C., was 34, he periodically experienced pain in his stomach, irregular bowel movements, blood in his stool and vomiting, and he visited doctors ...

In July, the US Food and Drug Administration (FDA) approved a new blood-based test to screen for colorectal cancer (CRC). The FDA's approval of Shield (Guardant Health) marks a notable achievement, as ...

However experts say many of those deaths could be prevented. Colorectal cancer is one of the cancers for which effective screening exists. For one thing, colorectal cancer nearly always develops from ...