A new study led by Boston University School of Public Health researchers suggests that the reported Covid-19 death toll in Africa is substantially higher than official records indicate.
The FDA recently approved the drug Tocilizumab for use in hospitalized adults with severe Covid. Here we take a closer look at the data behind the approval.
The Covid-19 vaccines have prevented more than 18 million additional hospitalizations and more than 3 million additional deaths in the United States alone but their success was only possible because of sustained investments in public health.