As little as 13% of people who get the coronavirus develop symptoms, a new study suggests

The study's model also showed that asymptomatic cases could represent at least 50% of...

California now 4th US state to report cases of the coronavirus variant found in South Africa

Scientists are concerned about B.1.351, since it appears to partially evade immunity from...

India's sudden drop in coronavirus cases has puzzled disease experts

A robust immune response to new pathogens may also offer some explanation.

Very few kids are getting Covid-19 after going back to primary school, research shows - but masks key

President Biden aims to reopen most K-8 schools during his first 100 days in office....

76% of hospitalised Covid-19 patients still have at least one symptom 6 months later, a study found

Around 63% of patients in the study reported persistent, long-term fatigue or muscle...

New York hospitals face fines if they don't use up Covid-19 vaccines

"I don't want the vaccine in a fridge or a freezer, I want it in somebody's arm," New...

Texas overtook California with the most Covid-19 infections in the US - recording more than 950,000 cases since the pandemic began

California, which has a much higher population than Texas, had been the state with most...

Oil nosedives after new lockdowns in Europe and US Covid-19 cases trigger 'fire-sales'

"Right now the oil market is in the middle of a second round of forward fire-sales for...