The keto diet is a high-fat, low-carb eating plan. On the keto diet, you're usually eating around 80% fewer carbs than what national guidelines typically advise. Research shows that the diet's ...

The low-carb, high-fat ketogenic diet has been promoted online and in the media as a weight-loss tool and seemingly all-round magical healer. Yet it was first developed in the 1920s for children ...