The NOVA food classification system is shaping the new U.S. Dietary Guidelines. Learn what it is, how it works, and how to use it to identify ultra-processed foods.

Some nutritious foods under the current NOVA system could be demonised alongside unhealthy variants. Industry's calling for reform, but what would the next generation look like? The NOVA ...

Tumor classification systems provide the language that allows teams of physicians and health care workers to communicate clearly about neoplasms, their natural histories, and their likely responses to ...

How would you define a snack? People around the world eat many different foods as snacks, from potato fries to grubs and beetles. Would you consider eating these? Why do you think there are so many ...