Asymptomatic coronavirus spread is real
For months now, it’s been widely accepted that many people infected with the novel coronavirus experience few if any symptoms but can still potentially spread the virus to others. Exactly…
Dexamethasone shows promise as a Covid-19 treatment
Scientists at Oxford University in the United Kingdom this week reported that a trial of the drug dexamethasone shows it may be the first treatment demonstrated to save the lives…
Scientists haven’t figured out long Covid. Here are 5 of their best hypotheses.
Most people who get the coronavirus will fully recover and go right back to their lives. But the latest research suggests that at least 10 percent have long-term symptoms, even…
Why Johnson & Johnson shots were paused — and why that’s so confusing
The US rollout of Johnson & Johnson’s single-dose Covid-19 vaccine was halted Tuesday as regulators race to investigate rare blood-clotting complications linked to the shot. The move may force thousands…