Cereal is a breakfast staple for many people, but what's the healthiest cereal to eat? Sadly, there's no magical answer. An article in The Guardian looked at 25 popular kinds of cereal and calculated their sugar content. Some of the highest sugar cereals are Post Golden Crisp, Frosted Flakes, and Honey Bunches of Oats with Almonds. At the same time, some of the lowest include Multi-Bran Chex, Total...