Scientists uncover biological cause of Long COVID brain fog in major breakthrough

March 3, 2026 | John Murphy | Leave a Comment

Scientists uncover biological cause of Long COVID brain fog in major breakthrough

By Theo Farrant New research offers what scientists describe as the first biological evidence of Long COVID brain fog. Scientists in Japan have identified a potential biological cause of Long COVID brain fog,…[...]

February 15, 2026 | John Murphy | Leave a Comment

Blackout Syndromes in Long-COVID: Etiology, Physiology, Pathology, and Clinical Determinants

John Murphy, M.D., M.P.H., DPH, President The Covid Long-haul Foundation AbstractPersistent transient loss of consciousness and pre-syncope (“blackout phenomena”) are increasingly recognized sequelae in patients with post-acute sequelae of SARS-CoV-2…[...]

December 10, 2025 | John Murphy | Leave a Comment

Neurovestibular Sequelae of Long COVID: A Multisystem Analysis of Vertigo, Genomic Resonance, and Clinical Consequence

Author: John Murphy, MD CEO & President, COVID-19 Long-haul Foundation Abstract Vertigo and disequilibrium are increasingly recognized as disabling sequelae of Long COVID, yet remain under-characterized in clinical literature. This…[...]

November 26, 2025 | John Murphy | Leave a Comment

🧠 Neurovascular Dysregulation and Cognitive Impairment in Long COVID

Author: John Murphy, President, COVID-19 Long-haul Foundation Abstract Long COVID, or post-acute sequelae of SARS-CoV-2 infection (PASC), presents with a constellation of neurological symptoms including brain fog, memory loss, and…[...]

November 21, 2025 | John Murphy | Leave a Comment

Neuroinflammatory and Glutamatergic Dysregulation in Long COVID: Treating Brain Fog, Confusion, and Depression

John Murphy, – President, COVID-19 Long-haul Foundation Pathophysiology of Long COVID Neurocognitive Sequelae Long COVID, or post-acute sequelae of SARS-CoV-2 infection (PASC), is increasingly recognized as a chronic, multisystemic condition…[...]

November 13, 2025 | John Murphy | Leave a Comment

Persistent Shadows: Depression, Long COVID, and the Future of Mental Health Care

Author: John Murphy Affiliation: COVID-19 Long-haul Foundation Abstract Long COVID has emerged as a multifaceted syndrome with profound neuropsychiatric consequences. Among its most persistent and disabling sequelae is depression, which…[...]

August 29, 2025 | John Murphy | Leave a Comment

Long COVID and brain inflammation: unravelling mechanisms and potential therapies

Fatemeh Saheb Sharif-Askari1,2*†Jacob Raber3*†Karem H. Alzoubi1,2 Patients with Long COVID often experience persistent brain-related symptoms, including brain fog, mood changes, and dizziness (1–3), likely driven by neuroinflammation even after the…[...]

July 15, 2025 | John Murphy | Leave a Comment

Sudden Sleep Collapse: A Long-COVID Nightmare

Long COVID can trigger sudden collapses in consciousness or overwhelming sleepiness through a mix of neurological, immunological, and autonomic dysfunctions. Here's how the body gets hijacked into shutdown mode: 🧠…[...]

December 4, 2024 | John Murphy | Leave a Comment

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…[...]

November 30, 2023 | John Murphy | Leave a Comment

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…[...]