The food you eat is digested in the abdomen so the important function of abdomen is digestion. It also helps for breathing. It gives protection to inner organs, it also gives postural support.
Every one of us has at least once experienced abdominal pain. There are many causes of abdominal pain as abdominal cavity contains many organs, so there is scope for infection which results in the abdominal pain. Like gastritis means infection of stomach, peptic ulcer, appendix infection, kidney stone, pancreatitis means infection of pancreas.
Stomach’s digestive acids are strong enough to dissolve zinc. Did you know that you get a new stomach lining every 3-4 days?