posted by Cynthia .
I've got two questions which I do not understand...
a)In the early 1920's, shortly after world war I, smoking became fashionable for men. Why did lung cancer rates not increase until the 1950's?
b)Suggest a reason why no comparable increase in lung cancer in women occured during the same period.
It takes decades for the cancerous effects to develop. Smoking was not seen as fashionable for women during that period.
However, since this is not my area of expertise, I searched Google under the key words "smoking 'cancer trends' history" to get these possible sources:
(Broken Link Removed)
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.
I hope this helps. Thanks for asking.