Introduction. Beta-blockers, also known as beta-adrenoceptor blocking agents, are medications used to treat conditions such as angina, heart failure and high blood pressure. They decrease the activity of the heart by blocking the action of hormones like adrenaline.
1 The concept of âdemographic changeâ describes a populationâs age structure adjusting to. changes in living conditions. Consequently, changes in thcomposition of a societyâe s age. structure are the result of social shifts. (. 2  cf. . 3  theory of first and second demographic transition.
Figure 3 compares the population change from 2010 to 2015 and we can see Searcy reveals an increase of 924 (4%). The population percent change for all areas for 2010 to 2015 is shown in Figure 4 and for Searcy shows it has 4.0% Population Change which is the 5th in Population Change out of 10 total in the area.