An interesting and informative article. This history applies to medicine, tobacco and anthropogenic global warming, among other topics.
www.cnn.com

How to disrupt America's history of rebranding misinformation as 'science' | CNN
We are living in a dangerously unprecedented moment of misinformation-fueled distrust and division about Covid-19, writes historian Nicole Hemmer, but medical misinformation -- the deliberate spread of demonstrably untrue claims for politics or profit -- has been a feature of life in the US...