GEOG 142 Lecture 7: Geog142Week6Lec.7
Document Summary
Morbidity: the prevalence of disease in a population. 2) good health and low death rates from infectious diseases (most people die at older ages from degenerative diseases) 0-1 imr about 1/3, 0-5 imr about 1/2. About 10% made it to age 65. From the roman era, through the middle ages, to columbus. Roman era le= 22; those who reached adulthood didn"t live long. People who reached adulthood were not too likely to reach a very advanced age. Changed disease vectors and enabled new geopolitics. By the early 19th century, life expectancy in europe and the u. s. was approximately 40 years. There were as many deaths to children under 5 as there were at 65 and over. Infectious diseases were still the dominant reasons for death. Advanced diagnoses, drugs and treatments for degenerative disease. Life expectancy has improved in the u. s. , canada, and mexico. World war ii as a global turning point.
