Learn more about how your digestive system works and how it performs the essential task of breaking down and absorbing the food and fluids you consume each day.

During digestion, your stomach contracts, relaxes and produces acids that help break down food. Your stomach size can vary depending on when and how much you have eaten.

May 13, 2024 · It helps your body break down fats in the foods you eat and makes it easier for digestive enzymes to do their job. While you may not think about bile much, it’s an important part of your …

Your gallbladder is connected to other parts of your digestive system through a series of bile ducts called the biliary tract. The biliary tract (sometimes called biliary system or biliary tree) is a pipe-like …

May 12, 2021 · One of the most important roles of enzymes is to aid in digestion. Digestion is the process of turning the food we eat into energy. For example, there are enzymes in our saliva, …

Your mouth is responsible for many functions, including eating, breathing and speaking. Taking care of your mouth can keep you in good health.

Your vagal nerves play key roles in helping your body manage involuntary functions like heart rate, breathing and digestion. Damage to your vagal nerves can cause digestive problems like gastroparesis.

Sep 26, 2025 · What is my liver? Your liver is the largest internal organ in your body and one of the only organs that can regenerate itself. The liver plays a crucial role in filtering blood, storing energy and …

Your pancreas helps with digestion and releases hormones that regulate your blood sugar. It also plays a role in supporting other organs like your heart, liver and kidneys.

Digestive tract: It increases your rate of digestion and diverts energy to help you digest food. It also tells your pancreas to make and release insulin, helping your body break down sugars into a form your …