If the size of the human stomach is reduced, then the person in question, with the smaller stomach, will feel full after eating a smaller amount of food than he or she would have had to eat to obtain a similar sense of satiation, when he or she had a larger stomach. In other words, smaller stomachs get full faster.
The size of your stomache is the size of your own fist.
2cm
It is reduced.
the size is actually air vapor so it is a gas in the stomach
show me something
Because every human is different in size and shape everyones stomach is a different length, so there is not a certain length of the stomach.
The volume is reduced to 1/3 of its size.
A cat's stomach changes its shape and size according to its fullness. Empty, an adult cat's stomach is about the size of a small human fist. It stretches as the cat eats.
as the human population sizes increases , what happens?
The digestion process after a bariatric surgical procedure (I am assuming this is what you mean by "stomach size reduce", in short, will be very different. The intestines and the stomach take in critical nutrients and vitamins through absorption and this will be affected once the stomach size has been reduced (through a "lap band" procedure where the stomach is banded to make it smaller and thus, the person will feel full after eating only a small amount) and also in more invasive procedures such as the gastric sleeve or gastric bypass.
Your gallbladder isn't in your stomach. It is located near the liver, and stores the bile that the liver produces. If the size of the gallbladder increases, it might be an indication of a problem, and a doctor would be able to tell you whether you should have it removed.
A stomach can get to a size of a dick