The PR…
https://scitechdaily.com/how-everyday-plastics-quietly-turn-into-dna-damaging-nanoparticles/
The published paper…
“Mechanism of quiescent nanoplastic formation from semicrystalline polymers”
https://www.nature.com/articles/s41467-025-58233-3
Which cause a buildup of DNA damaged senescent cells, which leads to insulin resistance (and likely also dementia).