In these regions within twenty years many countries will face a situation where the largest population cohort will be those over 65 and average age approach 50 years old. The Oxford Institute of Ageing is an institution looking at global population ageing.
The appendix is attached to one end of your large intestine, it is a narrow tube-shaped sac. It is about the size of your longest finger. About 3 in. (7.6 cm) long and 1/4 in. to 1 in. (.64-2.54 cm) thick. The appendix is attached to one end of your large intestine, it is a narrow tube-shaped sac. It is about the size of your longest finger.   About 3 in. (7.6 cm) long and 1/4 in. to 1 in. (.64-2.54 cm) thick.
The appendix is only about 3 or 4 inches long, so why all the trouble from such a small organ? Here's another head-scratcher -- the appendix doesn't appear to have any function in the human body. Scientists theorize that the appendix is a remnant of an ancient digestive tract.