Tweet 1/2: Jack Schaat (@NormWeaver3):
How did humans survive for the last 100,000's years without vaccines and modern hygiene? It's either a bloody miracle or the human body's immune system is perfectly fine and naturally effective.
Tweet 2/2: Mikel Jollett (@Mikel_Jollett):
The kids died.
That's what happened.
People had more kids because half of them died.
Tumblr user orcboxer:
Global child mortality rates hovered around 40-50% throughout most of human history, right up until the introduction of hygiene and vaccines, both products of medical science. Now the global child mortality rate is 4%. source
How did humans survive for the last 100,000's years without vaccines and modern hygiene? It's either a bloody miracle or the human body's immune system is perfectly fine and naturally effective.
Tweet 2/2: Mikel Jollett (@Mikel_Jollett):
The kids died.
That's what happened.
People had more kids because half of them died.
Tumblr user orcboxer:
Global child mortality rates hovered around 40-50% throughout most of human history, right up until the introduction of hygiene and vaccines, both products of medical science. Now the global child mortality rate is 4%. source