Read on to learn more about the biology of the mouth and its role in digestion. This article also explains the functions of other parts of the digestive system.

Discover the digestive system and understand its intricate processes. From mouth to the intestines, learn about each organ's role in digestion.

Discover why illness causes bad breath through bacterial growth, dehydration, medications and body chemistry changes. Learn ...

Discover how the temperature of your meals impacts digestion and learn which temperatures work best for optimal digestive health.

Registered Dietitian-Nutritionist Jamie Lee McIntyre joined Gayle Guyardo, host of the globally syndicated health and wellness show Bloom, to share practical ways to support ...

Your mouth is the gateway to your gut and the state of your oral health can directly influence digestion, inflammation, and even your microbiome. Poor dental hygiene may silently disrupt your gut ...

The digestive system is the series of tubelike organs that convert our meals into body fuel. There are about 30 feet (9 meters) of these convoluted pipeworks, starting with the mouth and ending ...

Learn about the digestive system with these interactive learning resources for KS2 Science students aged 7-11 from BBC Bitesize.

Gastrointestinal (GI) symptoms are the hallmark of Crohn’s disease, but this autoimmune condition can affect any part of the digestive system, including the mouth. Oral symptoms might even be ...

The findings point to a potential link between oral microbial imbalances and the nervous system. “The evidence continues ...

A doctor explains how the digestive system works and what happens in your body when you eat. Plus, how it all works together.