Covid spread this winter will likely be bad. How we handle ourselves over the holidays could make it worse.
From your nose to your toes: The coronavirus that causes Covid-19 can launch a dauntingly broad assault on the body.
People may feel crummy for a day or so after getting a Covid-19 vaccine. Informing people in advance could inoculate us against the social media posts to come.
The first Covid-19 vaccine may be just weeks away from getting a green light from regulators. That development could cause significant ethical problems for the vaccines on its tail.
Reports of reinfection with the coronavirus evoke a nightmarish future: Repeat bouts of illness, impotent vaccines, unrelenting lockdowns — a pandemic without an end. A case study published on Monday,...
Weeks and even months after recovery, some people who have had Covid-19 experience a mystifying and debilitating array of symptoms.
Super-spreaders? Super-spreading events? How a few Covid-19 sufferers fuel transmission of the new coronavirus.
Vaccines are being developed at record speed. But rolling out Covid-19 vaccines will not be an easy process.