/u/Mizar83's posts in /r/askscience

Year:

Only show posts with narrations

There is a lot of talks recently about herd immunity. However, I read that smallpox just killed 400'000 people/year before the vaccine, even with strategies like inoculation. Why natural herd immunity didn' work? Why would the novel coronavirus be any different?

2129 upvotes

Mark as read: Add to a list

Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
There is a lot of talks recently about herd immunity. However, I read that smallpox just killed 400'000 people/year before the vaccine, even with strategies like inoculation. Why natural herd immunity didn' work? Why would the novel coronavirus be any different?	2129