Colorectal cancer research links tissue stiffness to rising cases

New research and clinical cases highlight the rising concern of colorectal cancer, particularly in younger populations. A study led by UT Southwestern Medical Center suggests that chronic inflammation may cause intestinal tissue to become scarred and stiff. This hardening, characterized by higher collagen density, creates an environment that accelerates the growth and size of cancer cells.

Medical experts emphasize that early-onset colorectal cancer is increasing, with patients under 50 now accounting for a significant portion of cases in the US. Because right-sided colon cancers often present with subtle or no symptoms, such as normal bowel movements, they can go undetected until they have metastasized to organs like the liver.

Clinicians urge regular colonoscopies and lifestyle adjustments—including managing weight, increasing fiber intake, and treating inflammatory bowel diseases—to mitigate risks. Developing methods to measure intestinal stiffness could eventually serve as a new screening tool for high-risk individuals.