Public Health

COVID-19 vaccines have prevented 20 million deaths worldwide

Scientists from Imperial College London found that COVID-19 vaccines reduced the potential global death toll during the pandemic by more than half in the...

A third vaccine dose may increase protection from omicron

The mRNA vaccines used against COVID were never designed to battle the omicron variant, a now dominant strain of the coronavirus that recently claimed...

A how-to guide to the latest COVID therapies

More than two years after COVID-19 became a household term, the drugs to treat it are still quite new and often hard to come...

Women more likely to suffer with long COVID, study finds

Scientists from Johnson & Johnson found women are much more likely to suffer from long COVID than men and will experience substantially different symptoms. The...

COVID-19 can rebound after taking oral med Paxlovid

Scientists from University of California San Diego found why COVID-19 can rebound after taking oral med Paxlovid. The research is published in Clinical Infectious Diseases...

The longest known COVID-19 infection is more than 500 days

In a recent study from King’s College London, scientists found that the longest known COVID-19 infection is 505 days. The patient tested positive for COVID-19...

This study finds a major cause of COVID-19 death in older people

In a recent study from the University of Washington and elsewhere, scientists found that the body’s ability to create these cloned cells falls off...

People can have persistent immune inflammation after mild COVID-19

Scientists from Karolinska Institutet found why some people suffer from long-lasting symptoms after COVID-19 infection. They found that a certain type of immune cells called...

Scientists find the cause of ‘brain fog’ in long COVID

Scientists from La Trobe University found that the cause of 'brain fog' in long COVID. They found similarities between the effects of COVID-19 and the...

Omicron variant causes less ‘long COVID’ risk than delta

Scientists from King's College London found that the omicron variant is less likely to cause long COVID than the delta variant. The findings are from...