Endoscopies can help detect gastric cancer at an early stage before the onset of symptoms. The symptoms of gastric cancer (or stomach cancer) can resemble gastritis or stomach ulcers.

Gastro-oesophageal reflux disease (GORD or GERD) is one of the most common digestive disorders in the Western world.

Gallstones can cause intense abdominal pain that can't be treated with over the counter painkillers. If you're experiencing severe pain you should seek medical attention urgently.

A hernia occurs when an organ bulges through a weakness in the surrounding tissue or muscle. Hernias are quite common.