An adult's stomach generally stays the same size unless surgery intentionally makes it smaller; eating less does not shrink the stomach.
Notes on verification
Confirmed by multiple independent health/medical sources including Healthline, and fact-checking outlets; consistent with anatomical understanding that stomach size changes are due to distension/elasticity, not permanent shrinkage from reduced eating. [cascade flags: aggregator_dropped_primary_exists | tier=unverified indep_score=0.3 clusters=2 claim_tier=notable] [rescored 2026-09-15: curated origin-host map (PR #65); unclassified hosts no longer scored as aggregators]
Sources
- 9 Surprising Facts About Your Stomach - WebMD (seed:health_and_medicine)
- https://www.wcnc.com/article/news/verify/stomach-shrinking-eating-less-dieting-verify/275-c6e9a4f8-106c-4b06-9691-0f1ddaf4673e (corroboration)
- https://www.foxnews.com/lifestyle/does-your-stomach-actually-shrink-if-you-eat-less.amp (corroboration)