Paediatric & MIH Study ✓ Peer reviewed

Factors Associated with Lip-Closing Strength in Children Undergoing Orthodontic Assessment: A Cross-Sectional Study.

Diagnostics (Basel, Switzerland) · Fang L, Zhao J, Wang J, Jiang D, Qiu T, Shi Y, Zhu Y, Wu Z · 2026-09-21

Researchers measured lip-closing strength in 379 children undergoing orthodontic assessment and found it was lower in those with skeletal Class II patterns and positive mouth-breathing screening, though differences were modest and clinical relevance unclear.

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.

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