Facts About the Digestive System
• Each person makes between 1 and 3 pints of saliva per day.
• If unraveled, your entire digestive tract is about 30 feet long.
• Even if you were eating while standing on your head, the food would
still end up in your stomach because of the muscles that push food
down your esophagus.
• About 1,000,000,000,000,000 bacteria are found in your
• An average person will eat around 50 tons of food in their lifetime.