Time for a gut check. Cases of colorectal cancer are on the rise, surpassing breast and brain cancer as the leading cause of cancer deaths among adults under 50 . But earlier diagnoses could soon be possible thanks to a recent discovery — in which scientists also confirmed that a single diet choice makes a major difference in your risk. It’s long been suspected that our gut microbiomes are closely linked to colorectal cancer. Now, a study published in Cell Host & Microbe has identified a strong