Miasma Theory facts

While investigating facts about Miasma Theory, I found out little known, but curios details like:

Beards and long dresses fell out of fashion during the 1900s due to public health campaigns about spreading tuberculosis and other infectious diseases. Prior to germ theory and vaccines, people thought beards and fabric protected against miasma and "bad air".

John snow proved that cholera was not spread by ‘miasma’ in 1830's. Miasma theory held that disease was spread by a poisonous form of ‘bad air’ that was emitted from rotting organic matter.

In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across. Here are 2 of the best facts about Miasma Theory I managed to collect.