ultraprocessed foods: cause colon cancer in younger people??
More cancers are being diagnosed at earlier ages. This study found that ultraprocessed foods (UPFs) seem to predispose women to early-onset colorectal cancer (see colon cancer early onset in women jamaOnc2025 in dropbox, or doi:10.1001/jamaoncol.2025.4777) Details : --29,105 women included from the Nurses’ Health Study II study, an ongoing prospective cohort study of US female registered nurses, with data from 1991 to 2024 -- one advantage of this cohort is that there was a very extensive assessment of food intake (>130 items), from a validated food questionnaire administered every 4 years, as well as assessment of lifestyle factors, family, and medical history biennially; there was long-term follow up in the 90% range -- they divided the food intake questionnaire responses into 4 groups: unprocessed or minimally processed foods, processed culinary ingredients, processed foods, and ultraprocessed foods (UPFs) based on the extent of indu...