Special Needs & Medical Study ✓ Peer reviewed

Oral Health Status, Knowledge, Hygiene Behavior and Cognitive Function Among Older Adults in Shanghai, China.

Behavioral sciences (Basel, Switzerland) · Ye F, Qu X, Li R, Wan Y, Zhu J, Yu J, Qi X · 2026-08-10

Researchers examined whether oral health status, knowledge, and hygiene practices relate to cognitive function in over 1700 older Shanghai adults, finding all three domains associated with better cognitive outcomes, with oral health status showing the strongest connection.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.

Read the full study at the source
The Recall — the month's most significant new dental research, summarised. Free.
Browse The Recall