argues popular low-carbohydrate ketogenic diets are unhealthy for most people. The review rekindles a long-standing debate over the dangers of high-fat/low-carb dietary strategies.
Ketogenic diets can take a number of different forms. The general idea is to induce a metabolic state called ketosis by strictly eating foods high in fat but low in carbohydrates and sugars. This forces the body to turn to burning stored fats for energy instead of carbohydrates, leading to swift reductions in body weight.