The stakes are incredibly high. The yearly tide of seasonal flu causes three to five million severe cases annually, killing hundreds of thousands of people. The “break-bone fever” of dengue virus threatens roughly half the world’s population. 350 million people today are living with hepatitis B or C, leading to millions of cases of liver disease and cancer. The HIV and COVID-19 pandemics have already killed tens of millions, and viruses from Ebola to bird flu are constantly threatening future epidemics, too. Viruses cause 200+ diseases. This one drug may be able to treat them all. (freethink.com)