Herd immunity is no longer a discussion the world should be having, says Wits University's Prof Shabir Madhi.
Second, failing to face up to the reality that herd immunity can’t be achieved will mean that countries like SA will continue to believe ongoing restrictions will get them there. That will compromise the lives of people on multiple fronts — including education and livelihoods.is when someone infected by the virus won’t, on average, infect another person.
Herd immunity essentially means you have brought about an absolute interruption in the chain of transmission of the virus in the population in the absence of other interventions that could also interrupt virus transmission, such as wearing of face masks. The second change is that the virus has shown an ability to have mutations that make it resistant to antibody neutralising activity induced by past infection from the original virus, as well as antibody responses induced by most current Covid-19 vaccines.The third big issue centres on the durability of protection. Our memory responses are lasting for at least six to nine months at the.
United States Latest News, United States Headlines
Similar News:You can also read news stories similar to this one that we have collected from other news sources.
Education department clarifies confusion“We are aware of the confusion that might have caused by using the term vaccination instead of immunisation...we agree that they carry different meanings, especially within the context of the pandemic we are currently facing,” said Mabona.
Read more »
Nampak shares surge 13% as it reports bounceback from Covid-19The packaging group says it had a strong third quarter after the pandemic tore into profits in 2020
Read more »
Ellies eyes benefits from load-shedding and Covid-19Although the Covid-19 pandemic has worsened the economic prospects of many, Ellies is eyeing the trend of working and entertaining at home
Read more »
From the president’s desk: Only 1 in 10 South Africans believe Covid-19 vaccines are unsafeI am encouraged that so many South Africans accept the need to be vaccinated. The latest National Income Dynamics Study Coronavirus Rapid Mobile Survey found that there is increased public openness to accepting a Covid-19 vaccine.
Read more »
Government to ramp up COVID-19 vaccination driveThe Health Department says low stock levels have hindered the vaccine rollout but it hopes to ramp up the drive next week.
Read more »
India likely to face third Covid-19 wave that could peak in OctoberThe country may experience a worsening of its outbreak as soon as this month, researchers say
Read more »