South Africa’s health minister on Thursday detailed plans to vaccinate 40 million people or two-thirds of its population against COVID-19 in order to achieve herd immunity, as a mutant variant drove...

The absolute number of people infected with COVID-19 in India may never be known but much of the scientific community agrees the downward trajectory of the disease is real and can likely be attributed...

The head of the World Health Organization warned against the idea that herd immunity might be a realistic strategy to stop the pandemic, dismissing such proposals as “simply unethical.

The study, investigated the suppression and mitigation approaches for controlling the spread of SARS-CoV-2, the virus that causes Covid-19.