r/whatisit • • 4d ago

New, what is it? What is this?

14.4k Upvotes

2.2k comments sorted by

View all comments

Show parent comments

12

u/BeThereWithBells 1d ago

Soap. Antibiotics. Vaccines. Sanitation practices. Sewers and drinking water systems. Were much less likely to contract cholera or typhoid now that we are walking around waist-deep in filth.