There had been dramatic advances in hygiene and medicine.
The retreat was an intensive workshop in hygiene and movement that Abramović calls "Cleaning the House".
His work led to dramatic re-evaluations of the causes of disease and improvements in hygiene.
And in hygiene and sanitation, I am told things are sliding.
The leaking of faeces and urine results in hygiene issues and a smell that are difficult to cope with.
Differing rates could be caused by other cultural or religious practices, or by differences in hygiene or other factors.
When present in food, the bug can be killed by cooking, but lapses in hygiene can result in human infection.
Controlling trachoma depends on relatively simple advances in hygiene, antibiotics and the inexpensive operation that was performed on Mrs. Alehegn.
The new development hawker markets I tried were a disappointment, as what you gain in hygiene you lose in atmosphere.
He fears it might further undermine existing improvements in hygiene and sanitation and access to health services.
Foreigners "want certain standards in hygiene and cleanliness which may differ from our perception," he said.
