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 a small, 2- to 4-inch pouch located near where the large and small intestines meet. Doctors have debated the exact function of the organ for years, as removal causes no noticeable symptoms. Not much is known about the human appendix because studies on the appendix are difficult to conduct.