Key Takeaways

Eating lots of processed foods might increase colon cancer risk among younger adults

Women under 50 who ate lots of ultra-processed foods were more likely to develop pre-cancerous polyps

This might partially explain the rise in colon cancer cases among younger adults

MONDAY, Nov. 17, 2025 (HealthDay News) — Younger adults who eat lots of ultra-processed foods are more likely to develop polyps that can become colon cancer , a new study says.

Women under 50 whose diets contained the largest amounts of ultra-processed foods had a 45% higher risk of developing pre-cancerous polyps in their colon, researchers reported Nov. 13 in JAMA Oncology .

“Our findings support the importance of reducing the intake of ultra-processed foods as a strategy to mitigate the rising burd

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