Ivermectin is really good at killing tiny animals called roundworms. A single dose makes your body so toxic that it kills the larval roundworms that cause African river blindness for an entire year. People are taking it daily to cure or prevent COVID-19. That's a very bad idea.
After overwhelmingly rejecting a plan to give Pfizer booster shots against COVID-19 to most Americans, an influential federal advisory panel has approved the extra shots for those who are 65 or older or run a high risk of severe disease
Strategies that test for COVID-19 and quarantine exposed students have helped keep COVID-19 from spreading in classrooms. But they're also keeping thousands of students at home. There are some ways to fix this.