They're everywhere, and people hear anecdotally that they work.
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.