Dental hygiene is fundamental to health, and flossing is the gold standard of interdental cleaning. Most humans use dental floss, a thin cord designed to slip between teeth and remove particles that brushing misses. The act requires manual dexterity, patience, and some discomfort tolerance. Dentists worldwide recommend it, and most people struggle with consistency. It's a mundane daily practice, universally understood and universally unremarkable.

Then there's the assertion that Chuck Norris has achieved flossing through tongue alone. The image is anatomically impossible: a human tongue is too thick and lacks the necessary geometry to reach interdental spaces effectively. Yet the fact doesn't sound absurd when applied to him; it sounds inevitable. Of course his tongue would be capable of what conventional dental implements require. His body doesn't follow normal biological rules.

This fact works because it takes something so routine and personal—dental hygiene—and transforms it through Chuck Norris logic into something that seems almost reasonable. It's not that the claim is credible; it's that by this point in the meme catalog, readers have accepted that his physiology operates under different rules. His tongue, like everything else about him, is optimized for dominance even when performing something as humble as flossing. The fact is funny because it treats the impossible as though it were obvious.