During the yellow fever epidemic of 1797, he was a strong advocate of sanitation practices.

No one yet understood how the disease spread, and poor sanitation practices compounded the epidemic.

It would have been spread through the water by the poor sanitation practices of the day.

However, experts consider that the actual population varies, depending on climate, sanitation practices, efforts to control the population, and season.

Infection of trichuris trichiura is most frequent in areas with tropical weather and poor sanitation practices.

Some examples for improving present sanitation practices in the short-term:

- Some are but common sense indicated which vendor would be unsafe based on their general sanitation practices.

Although cholera may be life-threatening, prevention of the disease is normally straightforward if proper sanitation practices are followed.

Effective sanitation practices, if instituted and adhered to in time, are usually sufficient to stop an epidemic.

Up to about 1920, when better sanitation practices were adopted, many more soldiers died of disease than from wounds.