Is “colorectal cancer” rising in “young people”?

(Yes, but.) Over the past few years, I’ve seen many articles about mysterious rise in colorectal cancer (CRC) in young people. There are various stories for why this might be happening: General health. Maybe modern people are unhealthy (obesity, low physical activity, diabetes, poor sleep), leading to insulin resistance and chronic inflammation, meaning faster epithelial cell proliferation and a miscalibrated immune system that fails to stop early cancers? Ultra-processed food. Maybe people are ...