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To: ig who wrote (729736)10/24/2020 11:52:26 AM
From: DMaA1 Recommendation

Recommended By
D. Long

  Respond to of 794009
 
It only works because getting covid is no big deal.



To: ig who wrote (729736)10/24/2020 1:53:37 PM
From: teevee1 Recommendation

Recommended By
pak73

  Read Replies (2) | Respond to of 794009
 
herd immunity won't work. Covid is an RNA virus that mutates with each infection. Already, there are increasing number of cases where people have been infected a 2nd and 3rd time. The pandemic is perpetual and no vaccine is possible due to mutation rate and variability, with some mutations milder and some mutations deadlier.



To: ig who wrote (729736)10/24/2020 4:01:06 PM
From: skinowski2 Recommendations

Recommended By
Bruce L
Neeka

  Respond to of 794009
 
Herd Immunity: The theory that lots of people must catch the bug so lots of people won't catch the bug
It's just something that happens — at some point, the R0 number comes down to less than 1. In other words, every infected person will, on average, transmit the disease to less than 1 other person. This will lead to the numbers of infected people coming down - and eventually, the epidemic stops.

It could happen for many reasons - or combinations of them. Pre-existing immunity due to related viruses may make a person less susceptible. Surviving the disease (and acquiring immunity) will do the same. Ditto, the vaccines. When older people stay away from restaurants and crowded places, they also contribute - by denying the virus a chance to infect them.

A curious factoid - it is known that older people often do not mount a strong enough immune response to protect themselves from the flu. Often, however, their response may be strong enough to make the disease milder. Younger people develop stronger immunity - often, enough to protect themselves from the flu. By protecting themselves, they also keep old people safer, via group immunity.