Long COVID Linked With Viral Persistence, Serotonin Decline


Emily Harris, JAMA. Published online November 1, 2023. doi:10.1001/jama.2023.21170 A study linking viral infection with reduced levels of serotonin, a neurotransmitter involved in learning, memory, and mood, has proposed a new potential mechanism…[...]

Self-Reported Neuropsychiatric Post–COVID-19 Condition and CSF Markers of Neuroinflammation


Shelli F. Farhadian, MD, PhD1,2,3,4; Hailey D. Reisert, BS1; Lindsay McAlpine, MD3; et al, MA3,4 JAMA Netw Open. 2023;6(11):e2342741. doi:10.1001/jamanetworkopen.2023.42741 Introduction Long COVID, also known as post–COVID-19 condition (PCC), refers to a range of symptoms that may persist for weeks…[...]

Severe Respiratory Disease Among Children With and Without Medical Complexity During the COVID-19 Pandemic


Christina Belza, PhD, MN; Eleanor Pullenayegum, PhD, Katherine E. Nelson, MD, PhD; et al ,JAMA Netw Open. 2023;6(11):e2343318. doi:10.1001/jamanetworkopen.2023.43318 Key Points Question  Did rates and outcomes of severe respiratory illness change during the first 2 years of the pandemic, compared with…[...]

Dysgeusia in COVID-19: Possible Mechanisms and Implications


Francina Lozada-Nur, DDS, MS, MPH,a Nita Chainani-Wu, DMD, MS, MPH, PhD,b Giulio Fortuna, DMD, PhD,c and Herve Sroussi, DMD, PhDd : Oral Surg Oral Med Oral Pathol Oral Radiol. 2020 Sep; 130(3): 344–doi: 10.1016/j.oooo.2020.06.016, PMCID: PMC7320705, PMID: 32703719…[...]

Is the US’s Vaccine Adverse Event Reporting System broken?


BMJ 2023; 383 doi: https://doi.org/10.1136/ bmj.p2582 2023):  BMJ 2023;383:p2582, Jennifer Block, British Medical Journal A BMJ investigation has raised concerns that the VAERS system isn’t operating as intended and that signals are being missed. Jennifer Block reports Three…[...]

What is ‘long vax’? Symptoms linked to COVID-19 shot baffle docs


By Marc Lallanilla, Published July 2023 You’ve heard of “long COVID,” the cases of people who can’t shake the lingering symptoms of COVID-19. Now comes “long vax” — a rare, but baffling…[...]