Coronavirus

PARIS — Health investigators around the world are racing back in time.While it was thought COVID-19 only began to spread beyond China and across Europe in January and February, French doctors this week said they have established the coronavirus was already present in Paris by late December — a month before the country’s first official…

At first, Lauren Nichols tried to explain away her symptoms. In early March, the healthy 32-year-old felt an intense burning sensation, like acid reflux, when she breathed. Embarrassed, she didn’t initially seek medical care. When her shortness of breath kept getting worse, her doctor tested her for Covid-19. Her results came back positive. But for…

(CNN) — In hospitals around the world, doctors are shaking their heads in disbelief as they watch Covid-19 patients who should be comatose or “seizing” from hypoxia — a lack of oxygen in the body’s tissues — check social media, chat with nurses and barely complain of discomfort while breathing. Some have dubbed them “happy…

PARIS — Health investigators around the world are racing back in time.While it was thought COVID-19 only began to spread beyond China and across Europe in January and February, French doctors this week said they have established the coronavirus was already present in Paris by late December — a month before the country’s first official…

This image made by a scanning electron micrograph shows SARS-COV-2 virus particles (colorized pink) from a patient sample. NIAID/NIH hide caption toggle caption NIAID/NIH This image made by a scanning electron micrograph shows SARS-COV-2 virus particles (colorized pink) from a patient sample. NIAID/NIH This week, the question of mutation has been front and center in…