How digestion works: what happens to food after you eat it
Why your body stores energy as fat, and not as sugar
In 1965, a man in Scotland lived 382 days without food, on his own body fat, with his doctors checking on him. Your sugar store would last about a day. Why is fat so much better at keeping energy?
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Glycogen is a quick store. It fills after a meal and empties in about a day. Your body keeps a second store for much longer: fat.
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In 1965, in Scotland, a man named Angus Barbieri stopped eating, under the care of a hospital in Dundee. He started with a lot of body fat. He drank water, tea and coffee and took vitamins, and his doctors checked his blood and urine often. He lived 382 days on his own fat.
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