Appendicitis occurs when the appendix becomes blocked, often by stool, a foreign body, or cancer. Blockage may also occur from infection, since the appendix swells in response to any infection in the body.
A familial generation is a group of living beings constituting a single step in the line of descent from an ancestor. In developed nations the average familial generation length is in the high 20s and has even reached 30 years in some nations.
Roughly 44 million people in the United States are now 65 years or older. By 2050, the Census Bureau expects that figure to double, as the largest generation in American history lives longer than any before it. The generation of Baby Boomers has drawn criticismâfrom themselves, among othersâfor holding overly high expectations for their lives and for pushing too hard to meet them.