In the 17th and 18th Centuries it was believed that diseases were caused bad air known as miasma. It was thought to contain poisonous decomposed matter.
People were hungry and dirty. The ghettos were very dirty, which caused diseases. Also, human waste was thrown onto the streets.
Black
that the new world is real
because his measurements were wrong
During the Middle Ages, the most common idea about spread of disease was that the cause was bad air, which they called maisma. Believe it or not, one result of this belief was that medieval people bathed a lot.
Should people with diseases caused by their own lifestyle be treated at a high of cost to taxpayers?
Before the invention of the microscope the people believed that the diseases were caused by spiritual effects. In medieval times the people believed more in the church than in science. After the invention of the microscope, people took a step back and look what has caused the diseases to occur. We would not be living the way we do now, because more and more diseases would occur and it would be the same Bubonic Plague over again.
miasma
On the 1st of January 2001, and not 2000 as many people believe.
No, but the microbes which cause the diseases can spread on people's hands, so good hygiene is an important element of disease control.
No.
Some people may be allergic to flower pollen but it does not cause any diseases. Disease are generally caused by bacteria or viruses.
well some diseases are caused by climate change pollution of water like in the carribean there are some things polluting the water such as people and causing cholera to spark up
People were hungry and dirty. The ghettos were very dirty, which caused diseases. Also, human waste was thrown onto the streets.
It is believed that diseases spread through the unsanitary citites and the dumping of trash in community rivers
If by people in America you mean "Native Americans", they had not developed the immunities to European diseases, over the centuries that Europeans had developed. Diseases such as measles, diphtheria, even chicken pox, not to mention smallpox were devastating to the American Indian. It is probable that more Native Americans died of European diseases than died in the many battles with the white man.
Because they were dumb