How Periodontal Disease Compromises Oral Functions Related to Ingestion: Evidence From Systematic Review and Meta-Analysis.

Periodontitis was associated with reduced salivary flow, bite force, and chewing ability compared with healthy controls, while periodontal treatment appeared to partially restore some of these functions.

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.