https://en.wikipedia.org/wiki/Dunning–Kruger_effect seems like a decent entry point to rabbit hole similar phenomenon
shut your phone off
Leave phones elsewhere, remove batteries, or faraday cage them if you're concerned about state-level actors:
Studies keep showing sugar does not cause hyperactivity in children.
I assume the sugar myth is because food dye causes hyperactivity:
https://pubmed.ncbi.nlm.nih.gov/32006369/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9573786/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4321798/
Free static page services offer previews:
https://www.goodreads.com/book/show/57906379-extra-life tackles similar questions and claims fertilizers, sanitation, and vaccines saved billions of lives each:
https://www.workersliberty.org/story/2022-01-25/20000-days-history-life-expectancy