COVID-19: Yin and yang and herd immunity

The Great Chinese Famine (1959-1962) was probably the greatest man-made disaster in history resulting in tens of millions of deaths. The responses to the famine and that to COVID-19 are all to similar, characterized by false claims, misinformation and, most of all, political posturing at the expense of public health. The importation of Russian sparrows…

A Shot to Protect Against H.I.V.

A single shot every two months prevents H.I.V. better than the most commonly used daily pill, Truvada, researchers reported on Tuesday. At the moment, Truvada and Descovy, made by Gilead Sciences, are the only drugs approved by the Food and Drug Administration for prevention of H.I.V. infection, a strategy called PrEP. Gilead has heavily been…