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Sorry if this was discussed already but what if a guy received a vaccination before he went to Cozumel, would the CDC or airline ect... still require a new test?
Yes. From the CDC website referenced earlier:Sorry if this was discussed already but what if a guy received a vaccination before he went to Cozumel, would the CDC or airline ect... still require a new test?
If you vaccinate 100 people, 5 will still get sick, so the vaccination is only 95% effective. The 95 people where the vaccination works will have "full immunity", the jury is still out if it will be what is called "sterile immunity" which means that you cannot spread the virus.When Statista/Pfizer is calling something short of 100% 'full immunity', who am I to disagree? Remember, I'm not a scientist!
ThanksYes. From the CDC website referenced earlier:
"What if I have had a COVID-19 vaccine? Do I still need a negative COVID-19 test or documentation of recovery from COVID-19?
Yes, all air passengers traveling to the US, regardless of vaccination status, are required to provide a negative COVID-19 test result or documentation of recovery."
Just a small nit; out of the 100, 5 will contract the disease, but some portion of them will be asymptomatic, i.e., not sick.If you vaccinate 100 people, 5 will still get sick, so the vaccination is only 95% effective. The 95 people where the vaccination works will have "full immunity", the jury is still out if it will be what is called "sterile immunity" which means that you cannot spread the virus.
AgreedJust a small nit; out of the 100, 5 will contract the disease, but some portion of them will be asymptomatic, i.e., not sick.
No Canada requires a negative PCR test - taken within 72 hours of re-entry into CanadaIs that the test Canada is asking for? I thought it was the other one that's like 2500 pesos?
This is just for information for everyone, with no commercial intentions, hope it helps regardless of who you are diving with.
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