herd immunity

Japan’s COVID herd immunity near 90% after Omicron wave

Japan's population level immunity to COVID-19 has reached about 90% in major population areas after… Read More

Weaker virus? Herd immunity? Omicron sparks cautious hopes

With new versions forcing vaccine makers to re-test jabs, the virus that causes Covid-19 has… Read More

Despite vaccines, no Covid herd immunity in 2021: WHO

Countries across the globe are looking forward to vaccines finally allowing a return to normality… Read More

Spain could develop coronavirus herd immunity by end of summer 2021: minister

Spain should achieve herd immunity from COVID-19 by the end of summer 2021 Read More

Can first COVID-19 vaccines bring herd immunity?

Governments and officials are voicing hopes that COVID-19 vaccines could bring “herd immunity” Read More

If enough people get coronavirus, will we achieve so-called herd immunity?

If enough people get the virus and recover, will we achieve so-called herd immunity? Read More

COVID-19: Is herd immunity closer than previously thought?

Could exposure to the coronaviruses that cause the common cold help protect against COVID-19? Is… Read More

New coronavirus adapts to populations; vaccine works in monkeys

As the new coronavirus spreads quickly around the world, it is adapting to its human… Read More