One of the most common diseases which affect the entire digestive system is the GRD or gastroesophaegal reflux disease. It causes regular heartburn in individuals suffering from it. Cirrhosis is a condition that affects the liver and is caused due to excessive alcohol consumption. It can also be a result of hepatitis C infection.

Other diseases that affect the digestive system are cancer, peptic ulcers, stomach infections, gall bladder infection, gall stones and hepatitis. Most of the diseases that are caused in the digestive tract are due to excessive consumption of fat and unhealthy food. High consumption of fruits and vegetables also promote the good health of the digestive tract.

There are some symptoms of digestive diseases which are easily identifiable. Mouth ulcers, upset stomach, diarrhea, acidity, frequent urination, and indigestion indicate a problem with the digestive tract. These are the most common symptoms.

Some of the oral indications are bad breath and flatulence. When the disease is progressing, the person may start getting fever and show more severe symptoms. Some external factors which lead to diseases of the digestive system are worms. They can cause anemia and malnutrition in a person. Oral cancer is also caused due to digestive system and the reason is heavy smoking.

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