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Scientists search the microbiome for clues to the rise in colorectal cancers

Unlike many cancers, colorectal cancer has become more lethal for people at younger ages. Doctors are sleuthing out why.

Copyright 2026 NPR

Yuki Noguchi is a correspondent on the Science Desk based out of NPR's headquarters in Washington, D.C. She started covering consumer health in the midst of the pandemic, reporting on everything from vaccination and racial inequities in access to health, to cancer care, obesity and mental health.
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