Scientists battle over the ultimate origin story: Where did the coronavirus come from?

By Joel Achenbach, Johannes Eisele AFP/Getty Images Shi Zhengli, a world-renowned coronavirus researcher who has collaborated with U.S. scientists, stands at the center of the Wuhan lab controversy. Stanley Perlman, who has been studying coronaviruses for 39 years, got a...

With Vaccination Goal in Doubt, Biden Warns of Variant’s Threat

WASHINGTON — With the United States unlikely to reach his self-imposed deadline of having 70 percent of adults partly vaccinated against the coronavirus by July 4, President Biden on Friday stepped up his drive for Americans to get their shots,...

Brazil Reported One of the Highest Covid-19 Death Tolls in the World

The Covid-19 death toll in Brazil has now surpassed 500,000, behind only the United States, which marked 600,000 deaths last week, and India, where deaths may range from 600,000 to as high as 4.2 million.Nearly 18 million people have been...

CureVac’s Covid-19 Vaccine Disappoints in Clinical Trial

The German company CureVac delivered disappointing preliminary results on Wednesday from a clinical trial of its Covid-19 vaccine, dimming hopes that it could help fill the world’s great need.The trial, which included 40,000 volunteers in Latin America and Europe, estimated...

Calling mental health workers, not police, to deal with mental health crises

By Rob Waters, Spencer Merritt thought he was going to die. He couldn’t breathe and voices in his head told him he had been poisoned and that his beloved dog, Lulu, who died a year earlier, had been, too. He thought...

Pandemic brought out something positive for some people — resilience

By Emily E. Smith, While the pandemic has been a time marked by stress, grief and hardship for many Americans, some have also experienced a surprising outcome: a sense of resilience. Out of the challenges of navigating a disorienting new...

Desperate for Covid Care, Undocumented Immigrants Resort to Unproven Drugs

“My community fears that the government might be trying to get rid of us,” said Oralia Maceda Méndez, an advocate at a Fresno-based community group for Indigenous people from Oaxaca, Mexico. She has heard many stories from immigrants in her...

Covid Lab-Leak Theory Renews “Gain-of-Function” Research Debate

In the United States, “there are no biosafety rules or regulations that have the force of law,” he said. “And this is in contrast to every other aspect of biomedical research.” There are enforceable rules, for example, for experiments with...

Ontario health guidance downplays aerosol spread of COVID-19 — critics say this puts lives at risk

More than a year since she nearly died of COVID-19, registered nurse Rubina Khan is still not sure how she got infected, but she suspects it could be linked to airborne transmission — a risk Ontario's health officials have only recently,...

Racially profiled sickle cell disease patients say they face poor care

TORONTO -- Some 5,000 Canadians suffer from a disease that can leave them in excruciating and paralyzing pain during an attack, and when left untreated, can be deadly. But for many patients who seek medical help during a crisis, they...
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