The size of the stomach is the size of your fist
The stomach is the size of an adult's fist. As the walls of the stomach are flexible there is no accurate way of measuring your stomach.
size of his/her fist
The size of your stomache is the size of your own fist.
A persons stomach is normally about the size of their fist.
A good way to approximate the size of your stomach is the size of your fist clenched tightly together
the size of a fist
The size of your fist.
Yes your heart is the same size as your clenched fist
A newborn's stomach is only as big as his/her own fist