What do we really know about fiber and colon health? Certainly, if you believe media reports and marketing campaigns, you might think that fiber was the panacea for a wide variety of ailments. Cereals, supplements, and snack bars labeled as “rich in fiber” are touted to be healthy for your colon.
Observational studies indicate that colonoscopy lowers colorectal cancer (CRC) rates and mortality in the general population. In support of these findings, a large-case control study showed that the procedure can significantly reduce the incidence of CRC and CRC-related mortality. However, colonoscopy may not be optimally effective for right-sided lesions. This might be due, in large part, to sessile serrated adenomas (SSAs).