The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
So I would say caffeine causes tolerance, but I would not say it has a particularly high addictive liability, whereas drugs like psychosimulants, like cocaine or opioids, have a very high addictive liability.
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Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
the effect of caffeine doesn't shift from a stimulant to an to a more opioid-like effect the more you take. It tends to just make you less uh sensitive to caffeine over time. It's more of a inverted U-shaped function as opposed to two different curves.