John’s Substack Newsletter
John’s Substack is a health newsletter that mostly covers SARS-CoV-2, Immune System and Respiratory Infections. We've analyzed 2 issues from the past year; the latest was published Oct 3, 2026.
In their own words: My personal Substack
Visit John’s Substack ↗Main topics at a glance
Top 8 topics by mentions over the past year
2
Issues analyzed (12 mo)
30
Top topics
0
Brands mentioned
Oct 3, 2026
Latest issue
What John’s Substack writes about
early warning signs of cancer
1 mentionsrespiratory infections
1 mentionsrespiratory tract
1 mentionssymptomatic treatment
1 mentionsdiagnostic imaging
1 mentionslymphomas
1 mentionsT-cell immunity
1 mentionsantibodies
1 mentionscombinations of symptoms
1 mentionsthree-week principle
1 mentionsunexplained weight loss
1 mentionsRobert Clancy
1 mentionspersistent symptoms
1 mentionsunusual symptoms
1 mentionsCOVID-19
1 mentionsintramuscular vaccine
1 mentionsProfessor Angus Dalgleish
1 mentionsimmune system
1 mentionsSARS-CoV-2
1 mentionscausal treatment
1 mentionsdelays in cancer treatment
1 mentionssterilising immunity
1 mentionsgastrointestinal tract
1 mentionspersistent cough
1 mentionsgastrointestinal cancers
1 mentionssecretory IgA
1 mentionscommon mucosal immune system
1 mentionsmucosal immunity
1 mentionscancer survival
1 mentionssystemic immunity
1 mentionsRecent issues of John’s Substack
Early warning signs of cancerOct 3, 2026
We have two immune systemsOct 2, 2026