?To Grow the Children in the Open Air? - School of Arts and ...

……To Germ Theory
• By the late 19 th century Pasteur’s discovery of
bacteria and their role and Koch’s account of
the germ theory of disease ( tubercle bacillus
1882 ) redefined the role of air as a cause of
disease
• The miasmas of corrupt air came to be
regarded as germ-ridden .
• Germ theory dominated the new thinking on
public health – changing concepts of
sanitation and hygiene