The mouth starts the digestion process by breaking food down into a more easily digestible form. It does this through a combination of mechanical and chemical digestion. After people take food in ...

Chemical digestion occurs when the body uses enzymes to break down certain molecules, such as carbohydrates. This process allows the bloodstream to absorb smaller molecules to transport around the ...

From steaming bowls of soup to ice-cold smoothies, the temperature of our food does more than just please our palates—it triggers a complex series of physiological responses throughout our digestive ...

The stomach is not the only one digesting lunch — so are microbes. Every time someone eats, an entire ecosystem inside their gut gets to work, breaking down food, absorbing nutrients and boosting the ...