Viral Persistence and Serotonin Reduction Can Cause Long COVID Symptoms, Penn Medicine Research Finds


Components of the SARS-CoV-2 virus remain in the gut of some long COVID patients, causing persistent inflammation, vagus nerve dysfunction, and neurological symptoms PHILADELPHIA—Patients with long COVID – the long-term symptoms like…[...]

What do we know about covid-19’s effects on the brain?


BMJ 2024; 385 doi: https://doi.org/10.1136/bmj.q897 (Published 15 May 2024)Cite this as: BMJ 2024;385:q897 What are the neurological symptoms of covid-19? Covid may be primarily a respiratory infection, but a common symptom is “brain fog”—problems with memory or…[...]

Evaluation of Post–COVID-19 Cognitive Dysfunction: Recommendations for Researchers


Jaqueline H. Becker, PhD1; Tracy D. Vannorsdall, PhD2; Sara L. Weisenbach, PhD3, JAMA Psychiatry. 2023;80(11):1085-1086. doi:10.1001/jamapsychiatry.2023.2820 SARS-CoV-2 infection is associated with increased rates of postillness cognitive dysfunction, colloquially referred to as “brain fog,”1 that may portend significant consequences for patient…[...]

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…[...]

Serotonin reduction in post-acute sequelae of viral infection


Andrea C. Wong, Ashwarya S. Devason, Iboro C. Umana, Sara Cherry, Christoph A. Thaiss, Maayan Levy 2Open Access Published:October 16, 2023DOI:https://doi.org/10.1016/j.cell.2023.09.013 Cell VOLUME 186, ISSUE 22, P4851-4867.E20, OCTOBER, 2023 Highlights •Long COVID is…[...]