Decline in deaths from infectious diseases in the second half of the nineteenth century was mainly due to:

Question

Quizplus · Accepted Answer

The decline in deaths from infectious diseases in the second half of the nineteenth century was mainly due to improvements in diet, housing, and public sanitation. This led to better overall health and immunity, which in turn reduced the spread and impact of infectious diseases. While the discovery of penicillin and epidemiological transitions played a role in further reducing infectious disease mortality in the twentieth century, they were not the primary drivers of the decline during the nineteenth century. Better training of physicians may have helped improve treatment outcomes, but it was not the main factor in reducing mortality rates. Therefore, the best choice is A.

Decline in Deaths from Infectious Diseases in the Second Half