Handwashing

Boris Johnson telling us to wash our hands

bands singing and washing hands

a professor feeling strange about this behaviour+ feeling like going back to the early 20th century

religious handwashing

handwashing's life-saving power

Semmelweis's discovery

his theory:

particles on doctors hands infect the patients

he washed his hands before the expirement

mortality rate dropped from 18% to 1%

his theory faced resistance

he lost his job and died

upper-class families and doctors couldn't accept that they could be causing infections

understanding of germs developed

surgeons started washing hands

Koch told people tuberculosis isn't inheritable

people got phobic about physical interactions

hygien-centric era

(short period of time)

HIV in the 80s

hygiene-centric era

people chilling until 2020

coronavirus

hygiene-centric era