The human colon—a 5-foot-long, often overlooked marvel of biology—silently processes waste, absorbs nutrients, and harbors trillions of microbes that shape our immunity, mood, and even longevity. Yet, for millions, this unassuming organ becomes a battleground against one of the most preventable yet deadly cancers: colorectal cancer. The statistics are stark: Over 1.9 million new cases […]