The trick to tackling Covid-19 at this stage is to be adaptive. The government’s one-size-fits-all approach is broken; we need to be more flexible. But we should not throw away…

Only 18 countries are using dexamethasone, while tocilizumab and sarilumab can cost hundreds or thousands of dollars a dose

Covid-19 variants are new versions of the virus that are smarter at surviving. But before we can understand what these changed forms mean for vaccines, we first need to go back…

It is no good waiting for a vaccine or ivermectin or other miracle cures, we just need to do what we can do now

These institutions are a crucial part of the research and development process that underpins South Africa’s life-and-death fight against the Covid-19 outbreak