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 ...

A nutrition expert breaks down how long it takes to digest food—and shares tips on keeping your digestive system healthy.

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 ...

The speed at which food moves through the digestive tract depends on many factors. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When you're ...