What Causes Long COVID?

August 15, 2022

Findings from a cros-sectional study reported by Yale and Mount Sinai researchers last week in a preprint last week linked long COVID to low levels of cortisol, the stress hormone, and possibly to reactivation of latent Epstein-Barr virus infections. Eric Topol called the study one of the best of long COVID so far.

Covid-19 Antibodies Found in Nonimmune Blood Cancer Patients After Receiving Booster

August 12, 2022

Patients with blood cancers have been reported to have less of a chance to develop immunity from the COVID-19 vaccination. However, new data has been found stating those who have been previously vaccinated with no immunity and then followed up with a booster dose, eventually developed antibodies against the virus.

Pandemic Mortality Rate Much Lower in Canada Than in the US. Why?

July 13, 2022

Some researchers have pointed to the benefits of a single-payer system such as the one in Canada. But the author of the PNAS commentary, David Fisman, say it may be trace back to the more communitarian outlook of Canadians

The BA.5 Variant Is Now Dominant: What News Outlets, Social Media Are Saying

July 11, 2022

White House COVID-19 coordinator Ashish Jha tweeted last week that “we know how to manage this moment.” News coverage and social media posting about the BA.5 variant crested as the variant became the dominant strain circulating in the U.S.

Paxlovid Rebound: Rare But Real

June 14, 2022

Mayo Clinic researchers reported today in the journal Clinical Infectious Diseases that less than 1% of patients at high risk for experiencing severe COVID-19 who were treated with Paxlovid (nirmatrelvir and ritonavir) experienced a second bout of COVID-19.