A simple and quick exercise to strengthen the abdominal muscles. Lie on your back, legs bent, and feet flat on the floor. Clasp your hands on top of your head, then slowly and gently raise your legs and move your knees and chin towards each other (do not force your head upwards with your hands). Slowly return to the start position. Most people should be able to do about 10 repetitions.
A belly button ring is a body piercing placed in a cauterized area of the belly button.
belly button
umbilical area
A belly piercing is a piercing on the belly button. Where your belly button might go in or out, it is the slight arch you get just above it. it is a piercing through that area. depending on how your belly button is formed. Search google for images.
The lower part of the back, just above the waist. This is true, it is your lower back, sort of behind your belly button area, i hope this answers your question
Umbilical Knot 'Navel' is more common The "Navel" is the area around the "belly button"
The easiest way to tell if you're pregnant before you use a test kit is that your breasts get larger and sorer, you get cramps regulary around your lower abdomen and you miss your period.
Abdomen
It would depend upon how far you are into your pregnancy. The uterus will slowly grow in size and that is the hardness that you are feeling. As the uterus grows larger it will move further up into your abdomen and your entire stomach will soon be hard just the same! Good luck!
Appendicitis
The navel.
The navel.