How RFK Jr.’s misguided science on mRNA vaccines is shaping policy − a vaccine expert examines the false claims

On Sept. 4, 2025, Health and Human Services Secretary Robert F. Kennedy Jr. is scheduled to testify before the Senate Finance Committee, where he is expected to face questions about…

5 years of COVID-19 underscore value of coordinated efforts to manage disease – while CDC, NIH and WHO face threats to their ability to respond to a crisis

Five years ago, on March 11, 2020, the World Health Organization declared the outbreak of COVID-19 a global pandemic. The novel coronavirus, dubbed SARS-CoV-2, began as a “cluster of severe…

Long COVID puzzle pieces are falling into place – the picture is unsettling

Since 2020, the condition known as long COVID-19 has become a widespread disability affecting the health and quality of life of millions of people across the globe and costing economies…

COVID-19 rapid tests still work against new variants – researchers keep ‘testing the tests,’ and they pass

By September 2020, just six months after COVID-19 triggered shutdowns across the U.S., it was clear that SARS-CoV-2, the virus that causes COVID-19, had mutated from its original form. The…

Mounting research shows that COVID-19 leaves its mark on the brain, including with significant drops in IQ scores

From the very early days of the pandemic, brain fog emerged as a significant health condition that many experience after COVID-19. Brain fog is a colloquial term that describes a…

CDC greenlights two updated COVID-19 vaccines, but how will they fare against the latest variants? 5 questions answered

On Sept. 12, 2023, the Centers for Disease Control and Prevention recommended the newly formulated COVID-19 vaccines for all Americans ages 6 months and up, hours after its expert advisory…

How evasive and transmissible is the newest omicron offshoot, BA.2.86, that causes COVID-19? 4 questions answered

The latest variant, or sublineage, of SARS-CoV-2 to emerge on the scene, BA.2.86, has public health experts on alert as COVID-19 hospitalizations begin to rise and the new variant makes…

Many people are tired of grappling with long COVID – here are some evidence-based ways to counter it

A patient of mine, once a marathon runner, now gets tired just walking around the block. She developed COVID-19 during the 2020 Christmas holiday and saw me during the summer…