The navel

 

The navel is the remaining scar after the umbilical cord which connects the infant to the womb of the mother is severed at birth. It is weak spot in the abdominal wall, and by straining and heavy lifting a hernia may from at the navel.

To prevent this from happening , never strain at stool, and when lifting heavy objects contract and hold in the abdominal muscles. The navel depression is very deep and tortuous in some persons and should be carefully washed and dried when bathing, else accumulation of dry skin scales and moisture will cause irritation and infection