Cornell University Jun 3 2026 Across partisan lines, Americans broadly believe ultraprocessed foods are addictive and harmful – expressing attitudes strikingly like those that spurred regulation of the tobacco industry, new Cornell University-led research finds. Surveying a nationally representative sample of 2,000 U.S. adults, the research provides the first comprehensive assessment of American understanding of ultraprocessed foods – such as sugary drinks, processed meats and prepackaged baked