Food on the plate must be converted into a mashed-up, gooey liquid for the digestive system to be able to split it up into its constituent parts: proteins, carbohydrates, fats, vitamins ...

Naturally occurring digestive enzymes are a vital part of your digestive system. Without them, your body can’t break foods down so that nutrients can be fully absorbed. A lack of digestive ...

Narrator: Why do we eat food? I mean, really, wouldn't life be far simpler if we didn't have to? Well the thing is we need energy to keep on living. Each part of our body needs to be recharged ...