Some foods have significantly more calories than others but what does the difference actually look like. Each of the photographs below represents 200 calories of the particular type of food; the images are sorted from low to high calorie density.
Very interesting and simple to grasp. You want to consume more grams per calorie. So for a snack you could munch on 1425 grams of celery, or 33 grams of nuts. Check it out.