Open access
Jul 2026
Circadian rhythm of heart rate variability in tropical horses: age-associated autonomic alterations and environmental air pollution effects in an urban field setting
Tropical horses exhibited blunted circadian autonomic modulation and age-related reductions in parasympathetic activity, providing the first evidence linking ambient air pollution with resting HRV alterations in horses.
Ashannut Isawirodom, Jakkawat Pongsumpun, Phawita Sangsasithorn et al.
· Veterinary World · 0 citations