Descriptions of Pleural cavity. Pleural cavity: The space enclosed by the pleura, which is a thin layer of tissue that covers the lungs and lines the interior wall of the chest cavity. Source: National Institute of Health. Pleural cavity: the cavity in the thorax that contains the lungs.
These and other retirement income streams produced an average income of $31,742 for people age 65 and older in 2012, according to a recent AARP Public Policy Institute analysis of Census Bureau data. Here's how older Americans are paying their bills in retirement:
In 2017, the average Social Security benefit paid to retired workers is $1,360 per month. However, the amount of money each retired worker receives in Social Security benefits varies widely. As you can see in the following chart, most people receive between $700 and $1,800 in Social Security income per month.