Theories about short-term low-carb diet success include lower appetite because fat burns slower than carbs.
So why do people follow the diets? They're everywhere, and people hear anecdotally that they work. Theories about short-term low-carb diet success include lower appetite because fat burns slower than carbs. But concerns remain about staying on a keto diet long term. And eating a restrictive diet, no matter what the plan, is difficult to sustain. Once you resume a normal diet, the weight will likely return.