The Aging Lung

Abstract

Demographic transition in India is showing an increased proportion of aged population in the country. The overall life expectancy rate in India is 69.1 years, and it is 67.8 years for males and 70.5 years for females respectively. In the state of Kerala, the average life expectancy is 74.9 years with a break up of 72 years for males and 77.8 years for females. The absolute number of over 60 populations was 78 million in 2001 and is projected to be 137 million in 2021. These demographic changes influence the health, economic activity and social condition of the people.