Dieting just 2 days a week can spur weight loss

It doesn't say specifically in this article, but apparently the test was performed with two *consecutive* low-carb days per week. And from :

“Just to clarify, during these two low-carb days, researchers allowed the two groups 50 grams of carbohydrate. They could eat one piece of fruit each day as well as non-starchy vegetables. I say this because studies fluctuate wildly over what they define as a low-carb diet.”