ultraprocessed food makes up 55% of the average americans calories. 62% for kids after tracking 6,500 adults for up to 20 years, all free of heart disease at baseline, they found that every additional daily serving of ultraprocessed food increased cardiovascular risk by 5% the top quintile of consumption had 67% higher risk of heart attacks, strokes, and cardiac death compared to the bottom. the dose-response curve doesnt plateau, it just keeps going, almost as if the food supply was optimized for something other than keeping you alive