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Long COVID Mild → relapsedIll 3 months before improving or writingNeeds ongoing treatment

Long COVID with brain fog: treatment helped, then gains wore off and infections worsened

Condition
Long COVID
At worst
Mild (working or studying, with limits)
Ill before improving or writing
3 months
Last post
Jul 2025
In their words
  • Condition: Long COVIDthen went back to my normal long hauler baseline In context ↗
  • At worst: Mildthey put me on lighter duties because I was unable to think straight or hold anything in memory for quite some time In context ↗
  • Now: RelapsedI rebounded pretty hard and unfortunately when I went back on it it didn’t have the same effect. In context ↗
  • Began after: COVIDno hospitalization, no drop in o2, no issues with breathing or heart ... would be considered a very mild case of covid
Read from 53 of their posts and comments; links to the 30 this page draws on

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Summary

A software engineer who developed cognitive long COVID after a mild infection in January 2020, with memory loss, word-finding trouble, tinnitus, insomnia and anxiety. Aspirin, statins, dexamethasone and hyperbaric oxygen helped for a time, but the gains wore off and later COVID and flu infections left them worse. Five years on they still had cognitive problems, poor sleep and tinnitus and relied on fasting, red light therapy and aspirin.

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Asking aboutIsland 86704’s story

What they tried

Their words about each treatment
  • antidepressant · WorseI’ve been on an antidepressant before covid, I’ve had it upped after covid with disastrous effects In context ↗
  • aspirin · HelpedI’ve been taking regular aspirin daily since I developed brain issues and it’s helped me. In context ↗
  • vit d · HelpedI’ve been taking aspirin, Clairitin, Pepcid, vit c, vit e, vit d daily In context ↗
  • head movement exercises (vestibular training) · Not saidHead movement exercises to work on the dizziness (vestibular training) In context ↗
  • daily exercise increasing in intensity · HelpedDaily exercise that has increased in intensity so as to not injure myself In context ↗
  • brain training apps like Lumosity · HelpedThose brain training apps like Lumosity have actually helped In context ↗
  • reading for pleasure · Not saidLots of reading for pleasure. In context ↗
  • HBOT (hyperbaric oxygen therapy) · HelpedI did it for two weeks every day 1 hour per day... it helped but it was too expensive and I had to stop In context ↗
  • acetyl l carnitine · Helped a lotTry acetyl l carnitine and a baby aspirin… these helped me tremendously In context ↗
  • Decadron (dexamethasone) · Helped a lota 3-4 week course of decadron 2mg twice a day last year that seemingly reversed most of my deficits In context ↗
  • Prednisone · No changeI was on decadron. Prednisone didn’t work In context ↗
  • monoclonal antibodies (regeneron) · Much worseI got the monoclonal antibodies, regeneron, and I too, felt super terrible after that for at least two weeks In context ↗
  • Emgality · Much worsewithin 5 days after receiving the injections my cognitive symptoms increased significantly In context ↗
  • statin (rosuvastatin / Lipitor) · Helpedstatins actually helped my brain fog and fatigue a lot In context ↗
  • glutathione injections · HelpedAdded glutathione injections because it’s a potent antioxidant In context ↗
  • ldn · Not saidtrying different supplements, diets, and other medications including ldn In context ↗
  • fluvoxamie · Not saidother medications including ldn, fluvoxamie, amantadine In context ↗
  • high dose antihistamines · Not saidamantadine, high dose antihistamines, hbot, brain stimulation devices In context ↗
  • brain stimulation devices · Not saidhbot, brain stimulation devices, cogntive therapy, speech therapy, and occupational therapy In context ↗
  • cognitive therapy · Not saidbrain stimulation devices, cogntive therapy, speech therapy, and occupational therapy In context ↗
  • speech therapy · Not saidcogntive therapy, speech therapy, and occupational therapy In context ↗
  • occupational therapy · Not saidspeech therapy, and occupational therapy In context ↗
  • melatonin · Helpedproblems with sleep which are mitigated with 1mg melatonin In context ↗
  • natto (whole food) · WorseI’ve tried eating natto on its own and it just made me feel worse In context ↗
  • fasting (one 300 cal meal a day) · HelpedOne thing I’m trying now that’s helping with daytime energy and mental clarity is fasting In context ↗
  • multi vitamin (iron, potassium, magnesium) · Helpeddaily multi vitamin that contains iron, potassium and magnesium In context ↗
  • omega-3 · Helpedomega-3 specifically containing a dosage for optimizing brain health In context ↗
  • luteolin · Helpedluteolin 100 mg split twice daily In context ↗
  • stimulants · WorseStimulants would wear my brain out so hard I’d have to lie down In context ↗
  • nicotine patch · HelpedI too, feel better on 3.5 mg patch (7mg cut in half) In context ↗
  • Telmisartan · Helpedim on Telmisartan 40mg daily at night .. helps me to fall asleep In context ↗
  • keto · Helpeda mix of keto or complete liquid fasting In context ↗
  • saunas · Helpedmild hbot, saunas, sunlight/NIR therapy In context ↗
  • red light therapy (and sunlight/NIR) · Helped a lotRed light therapy helps me tremendously In context ↗

Approaches: H1 antihistamines · H2 blockers · Hyperbaric & oxygen · Alternative therapies · Amino acids and carnitine · Anticoagulants · Diet · Other drugs and medicines · Physiotherapy and rehab · Statins · Supplements

Their path

Very severeSevereModerateMildNear normalRecoveredonset12 mo2 y3 y4 y5 y

How ill they were on the ME/CFS severity scale, estimated from what they describe at each point, with time counted from when the illness began. Hover or tap a point. 1 step has no time and sits in story order between the steps around it. Dates are when they posted. What the levels mean.

Show as a table
WhenWhat happenedWhere they wereAfter
2020-01-07cognitive symptoms began after a mild COVID infectionJan 7 2020 was onset of cognitive symptoms... In context ↗Mild
about 3 months indecadron course reversed most deficits and they returned to workI literally did a 180 health wise. I was back to my normal self. In context ↗Near normalCorticosteroid pulses
3 months after decadronsymptoms returned after decadron was stoppedit took about 3 months for symptoms to come back In context ↗Mild
2021-05two weeks of daily hyperbaric oxygen helpedI did it for two weeks every day 1 hour per day... it helped In context ↗MildHyperbaric oxygen (HBOT)
2021-05symptoms returned after stopping HBOTsymptoms returned after I stopped doing it. In context ↗Mild
2021-12back at work and able to function, but sleep and speech still impairedalmost a year in, back to work and can function but sleep has been ruined mostly In context ↗Mild
2022-01omicron infection cleared brain fog for two weeksmy big issue is brain fog and it went away almost completely In context ↗Mild
2022-01-21brain fog returned two weeks after omicronNow two weeks since and the fog has come back In context ↗Mild
2022-04-08Emgality injections sharply worsened cognition and caused chest painwithin 5 days after receiving the injections my cognitive symptoms increased significantly and I started getting chest pains In context ↗Mild
2022-05cytokine panel guided statin, higher aspirin and glutathione; cognition and sleep betterCognition is better taking statins and upping aspirin. In context ↗Mild
2022-11flu relapse; not the same sinceI had a relapse around November when I got the flu. I haven’t been the same since. In context ↗Mild
2023-04most cognitive issues persist, sleep completely shot, cardiac issues, breakupthe majority of the cognitive issues still exist In context ↗Mild
2023-04-16one 300-calorie meal a day improved daytime energy and mental clarityOne thing I’m trying now that’s helping with daytime energy and mental clarity is fasting. In context ↗MildIntermittent fasting
2023-12nicotine patch and telmisartan eased brain fog, fatigue and sleepI too, feel better on 3.5 mg patch (7mg cut in half) In context ↗MildNicotine patches
2024-04benefits diminished; more memory impairment and new tics/convulsionsI’ve started to develop neurological ticks/convulsions along with an increase in working memory impairment. In context ↗Mild
2025-05red light therapy helpsRed light therapy helps me tremendously In context ↗MildRed and near-infrared light therapy
2025-07each new infection sets them back; uses fasting, sauna, NIR, aspirin and slow exerciseEvery new infection sets me back a little more. I don’t ever return to baseline prior to new infection. In context ↗Mild

Adverse events

Symptoms mentioned

Their words about their symptoms
  • Brain fogmy big issue is brain fog In context ↗
  • Sleep problemsSpeaking of sleep, it’s completely shot. Can’t fall asleep or stay asleep. In context ↗
  • TinnitusI also have full blown tinnitus in both ears from covid In context ↗
  • Anxiety & low moodextreme anxiety In context ↗
  • Headaches & migraineheadache brain fog and fatigue In context ↗
  • POTS & dysautonomiaslight dizziness upon waking and bending down to tie shoes In context ↗
  • Heart symptoms & palpitationsI developed cardiac issues this time around In context ↗

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