A few years ago, doctors began noticing something unusual about many patients who were later diagnosed with Parkinson disease.

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 ...

Motility disorders are conditions that affect the movement of food and waste through the digestive tract. There are many types of motility disorder and they can impact any part of the digestive tract, ...

An introduction to the amazing functions of the human body's digestive system. An introduction to the amazing functions of the human body's digestive system. Our continued survival as individuals and ...