EYECARE: Coronavirus BRIEFING: Crisis Response Tactics Fatigue, Brain Fog Most Common in 'Long COVID' By Staff Tuesday, January 12, 2021 1:00 PM Fatigue, post-exercise malaise and cognitive dysfunction (or brain fog) are the most common symptoms reported by COVID long haulers 6 months after contracting the coronavirus, according to a new preprint study published on MedRxiv.Most people also experienced relapses, which were triggered by stress or exercise, and many were still unable to work at full capacity.“We believe it’s vital at this time to collect and present a comprehensive dataset reflecting multifaceted long-COVID experiences reported by patients,” Athena Akrami, the senior study author and a neuroscientist at University College London, wrote in a post on Twitter.Head over to WebMD to read the full story.