The Battle Over Unhealthy Food's Impact on Weight Gain.

TL;DR
There is a debate in the academic community about why consuming ultra-processed foods leads to excess body fat. One model, the energy balance model, focuses on caloric intake, while the other, the carbohydrate-insulin model, focuses on carbohydrates. While the two models are not mutually exclusive, most science-based clinicians don't believe in the carbohydrate-insulin model. Instead, they focus on energy balance and adherence to a healthy diet. The takeaway for the average person is to focus on eating whole foods that are more difficult to overeat and naturally lower in refined carbs.
Want the full story? Read the original reporting
Read on GQ