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veterinary
2025
Cohort Study

Exploring the impact of housing routine on lying behavior in horses measured with triaxial accelerometer.

Authors: Gobbo Elena, Maccario Chiara, Zupan Šemrov Manja, Bovo Marco, Atallah Elie, Minero Michela, Dalla Costa Emanuela

Journal: Frontiers in veterinary science

Summary

# Editorial Summary: Housing Routine and Equine Lying Behaviour Researchers deployed triaxial accelerometers to investigate how different housing routines influence lying behaviour in horses, recognising that adequate recumbency—particularly lateral lying necessary for restorative REM sleep—serves as a sensitive welfare indicator only expressed when animals feel secure. The study utilised non-invasive continuous monitoring technology to capture detailed postural data across varied management systems, moving beyond traditional observational methods that are labour-intensive and subject to observer bias. Key findings demonstrated that housing routine significantly affected both the frequency and duration of lying bouts, with implications for how we structure stabling, turnout, and social arrangements to support natural sleep physiology. These results provide farriers, veterinarians, and facility managers with objective evidence linking management decisions—such as stall design, group versus individual housing, and daily routine consistency—to measurable changes in equine rest behaviour. Incorporating accelerometer-derived lying behaviour data into routine welfare assessments could help identify suboptimal housing situations before they manifest as clinical problems such as sleep deprivation, stereotypic behaviour, or musculoskeletal strain.

Read the full abstract on PubMed

Practical Takeaways

  • Use accelerometer technology to objectively assess whether your horses feel safe enough to achieve restorative sleep—this is a welfare indicator you cannot see with the naked eye
  • Monitor lying behavior patterns as a practical way to detect when housing changes, management routines, or environmental stressors negatively impact horse comfort and sleep
  • Horses that don't lie down sufficiently may indicate inadequate sense of safety or comfort; use this data to improve stall design, turnout schedules, or herd dynamics

Key Findings

  • Triaxial accelerometers enable non-invasive continuous monitoring of equine lying behavior and sleep patterns
  • Lying behavior in lateral recumbency serves as an indicator of horse comfort and psychological safety in their environment
  • Housing routine and environmental factors influence the frequency and duration of lying behavior in horses

Conditions Studied

sleep behaviorlying behaviorhousing environment effects on behavior