Cancer rates up with processed foods - Energy Bars, Chocolate, Cereal, Sausage
This follows the line that the closer you can get to nature on food production then you are probably better off. Of course contaminants are the one thing that is hard to avoid with agriculture focused on high yield through chemicals. Once grown the follow up processing and use of synthetic materials only makes things less nutritious and further removed from food that the human body was used to consuming.
Vaccine 36% effective this year, 60% normally