Three common disorders of the digestive system :
1. Diarrhoea in which bowel movements are loose and watery. Bloating of the stomach takes place along with cramps and a feeling to throw up. It usually occurs due to virus infections but may also occur due to improper lifestyles life over drinking of alcohol, etc.
2. Gastritis which includes the inflammation of the inner lining of the stomach. This can occur due to many reasons such as chronic vomiting, drinking too much alcohol, effects of certain medicines, infection from bacteria and viruses, etc.
3. Gallstones which are the hard deposit of digestive fluid which get accumulated in the gallbladder. Symptoms include extreme pain in the lower abdomen, nausea, vomiting, indigestion, etc.