What's the cause of the American obesity epidemic?
Eric Barker stashed this in Fitspo
It's not carbohydrates or gluten or processed food or any of the popular science whipping boys. It's the simplest answer in the world.
Eating too much.
Which results from advancements in food processing techniques.
So a simple rule of thumb is: limit processed foods.
If you can do away with them completely, even better.