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Animals : an open access journal from MDPI2026; 16(3); 412; doi: 10.3390/ani16030412

Commentary on MacKechnie-Guire et al. Measuring Noseband Tightness on the Lateral Aspect of the Horse’s Face. Animals 2015, 15, 537.

Abstract: The use of horses for sport is under scrutiny due to evidence that common practices such as tight nosebands may impair horse welfare. Restrictive nosebands prevent horses from performing normal comfort behaviour such as coughing and yawning. To address these concerns, the International Society for Equitation Science (ISES) developed a noseband tightness-checking device, the ISES "taper gauge," along with a validated method that assesses how far the device can be inserted beneath the noseband at the dorsal midline of the nasal planum. However, citing concerns about the reliability of dorsal midline measurements, MacKechnie-Guire and co-authors evaluated three alternative sites: lateral to the nasal bone, the maxilla, and the mandible. They concluded that the lateral maxilla was a suitable substitute for the dorsal midline. The methods and interpretation of the findings of this study have raised concerns that measuring noseband laxity at the lateral maxilla may underestimate tightness because of the substantial volume of soft tissue at that location. This could expose horses to the welfare risks associated with overly tight nosebands. This commentary outlines the authors' concerns and offers recommendations for how future studies might address avoid the issues raised here.
Publication Date: 2026-01-28 PubMed ID: 41681393PubMed Central: PMC12897283DOI: 10.3390/ani16030412Google Scholar: Lookup
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Summary

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Overview

  • This commentary discusses a study by MacKechnie-Guire et al. that evaluated different sites on a horse’s face for measuring the tightness of nosebands.
  • The aim was to identify suitable measurement locations to ensure proper monitoring of noseband tightness for horse welfare.

Background: Noseband Tightness and Horse Welfare

  • Horses used in sports may experience welfare issues due to excessively tight nosebands.
  • Tight nosebands restrict horses’ normal comfort behaviors such as coughing and yawning.
  • The International Society for Equitation Science (ISES) developed a standard “taper gauge” device to measure noseband tightness.
  • The established method uses insertion of the taper gauge under the noseband at the dorsal midline of the nasal planum (top center of the nose).

MacKechnie-Guire et al.’s Study

  • Motivated by concerns about reliability of measurements at the dorsal midline, they tested three alternative sites for measuring noseband tightness on the horse’s face:
    • Lateral to the nasal bone
    • Over the maxilla (upper jaw bone)
    • Over the mandible (lower jaw bone)
  • The study concluded that the lateral maxilla site is a suitable substitute for the dorsal midline measurement site.

Concerns Raised by the Commentary

  • The commentary authors highlight potential flaws in MacKechnie-Guire et al.’s methods and interpretation.
  • The main concern is that measuring noseband tightness at the lateral maxilla might underestimate how tight the noseband actually is.
  • This underestimation is attributed to the large amount of soft tissue present at the lateral maxilla, which may make the noseband appear looser than it truly is.
  • Underestimating tightness at this site could risk horse welfare by failing to detect overly tight nosebands that impair normal behavior.

Recommendations for Future Studies

  • The commentary suggests future research should carefully consider anatomical differences in facial tissue thickness at measurement sites.
  • Methods should be validated rigorously to ensure they accurately reflect actual noseband tightness and horse comfort.
  • Researchers should continue using or confirm the dorsal midline of the nasal planum as a standard site because it likely provides more reliable measurements.
  • Developing measurement techniques that account for soft tissue volume and consistent placement is important to improve welfare monitoring.
  • Overall, maintaining accurate, reliable assessments of noseband tightness is critical to safeguarding horse welfare in equestrian sports.

Cite This Article

APA
Henshall C, McGreevy P, Shea G, Doherty O, Christensen JW, Fenner K, Warren-Smith A, McLean A. (2026). Commentary on MacKechnie-Guire et al. Measuring Noseband Tightness on the Lateral Aspect of the Horse’s Face. Animals 2015, 15, 537. Animals (Basel), 16(3), 412. https://doi.org/10.3390/ani16030412

Publication

ISSN: 2076-2615
NlmUniqueID: 101635614
Country: Switzerland
Language: English
Volume: 16
Issue: 3
PII: 412

Researcher Affiliations

Henshall, Cathrynne
  • School of Agricultural, Environmental and Veterinary Sciences Charles Sturt University, Wagga Wagga, NSW 2678, Australia.
McGreevy, Paul
  • Sydney School of Veterinary Science, Faculty of Science, University of Sydney, Sydney, NSW 2006, Australia.
Shea, Glenn
  • Sydney School of Veterinary Science, Faculty of Science, University of Sydney, Sydney, NSW 2006, Australia.
Doherty, Orla
  • School of Veterinary Medicine, University College Dublin, D04 W6F6 Dublin, Ireland.
Christensen, Janne Winther
  • Department Animal and Veterinary Sciences, Aarhus University, 8830 Tjele, Denmark.
Fenner, Kate
  • School of Agriculture and Food Sustainability, Faculty of Science, University of Queensland, Brisbane, QLD 4343, Australia.
Warren-Smith, Amanda
  • Millthorpe Equine Research Centre, Millthorpe, NSW 2798, Australia.
McLean, Andrew
  • Equitation Science International, Tuerong, VIC 3915, Australia.

Conflict of Interest Statement

The authors declare no conflicts of interest.

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