By David Tuller, DrPH A British study of neurological sequelae in patients many months after hospitalization for COVID-19 has found that “post acute cognitive deficits…were associated with elevated brain injury markers in serum and reduced grey matter volume,” according to a pre-print posted earlier this week. (A pre-print is a ...

By David Tuller, DrPH A new study in Nature Communications, called “Muscle abnormalities worsen after post-exertional malaise in long COVID,” caused a stir after it was published last week. The investigators identified significant biological differences after an exercise challenge between long Covid (LC) patients with post-exertional malaise (PEM) and matched ...

By David Tuller, DrPH In the early months of the coronavirus pandemic, journalist Ed Yong played a key role in alerting the public to the wave of people suffering prolonged symptoms after an acute bout of COVID-19—the phenomenon that has come to be called long Covid. Yong, who won a ...

By David Tuller, DrPH Update: In the comments, Colleen Steckel has highlighted her concerns about the CDC prevalence data, writing: "There is some basic misinformation in the CDC survey reporting. The results need to be put into historical perspective. Repeating narratives, based on inaccurate information, are not helping people with ...

By David Tuller, DrPH Pediatrician Esther Crawley, Bristol University’s methodologically and factually challenged grant magnet, has released what seem to be the first outcome results from her much-hyped but fatally flawed FITNET-NHS trial—and they are disastrous. The trial, a pediatric study of online CBT based on similar Dutch research that ...