Coronavirus

crowd of people in India

India's Coronavirus Puzzle: Why Case Numbers Are Plummeting

Bhramar Mukherjee quoted in the Washington Post

Epidemiologists in India say that there is only one likely explanation for the decrease in new cases: The virus is finding it harder to spread because a significant proportion of the population, at least in cities, already has been infected. The decline is not related to a lack of opportunities for transmission. Read more

people eating at a restaurant

States Lift Restrictions Gradually Amid Fears of New Variant

Arnold Monto quoted by ABC News

Several states are loosening their coronavirus restrictions on restaurants and other businesses because of improved infection and hospitalization numbers but are moving cautiously, in part because of the more contagious variant taking hold. Read more

people at an outside market in the winter

The Coronavirus in Winter May Be Worse Than Scientists Thought

Joe Eisenberg quoted in Quartz

This winter, Covid-19 is turning out to be even more dangerous than epidemiologists and public health officials had feared—and not just because of the more contagious variants now making their way around the globe. Read more

person getting vaccinated

Does Getting the Covid-19 Vaccine Stop You Spreading It? Scientists Don't Know Yet.

Arnold Monto featured in the Wall Street Journal

The Covid-19 vaccines authorized in the U.S. are approximately 95% effective at preventing people from getting sick with symptoms, according to Pfizer and Moderna, the companies that produce them. But scientists are still studying whether vaccination prevents transmission to others. Read more

Table with a plate and silverware.

Why You Shouldn't Eat Out for Valentine's Day: An Epidemiologist Explains

Q&A with Ryan Malosh

With another holiday approaching, it’s tempting to want a taste of freedom from COVID-19 social distancing. The risk of catching COVID-19 is still extremely high in most parts of the country. Epidemiologist Ryan Malosh answers some questions about eating out and socializing. Read more