Our obsession with bathing started with the Romans and the Greeks, who competed to see who could build the biggest baths.
The major religions had vastly differing views on cleanliness, but did a dirty body necessarily mean a cleaner soul?
In the 18th century it became fashionable not to wash.
It was understood that the best way to keep clean was to keep changing the linen and splashing the perfume.
Public baths arrived during the Victorian age.
As the gap between the great unwashed and the great perfumed narrowed, a class-ridden society came under threat.
Americans became obsessed with beauty products in the 20th century.