Protective boots and bandages are widely used in equine sport to support the limb, prevent trauma, and improve confidence during work.

However, one critical factor is often overlooked:

How boots and bandages affect heat during exercise and what that means for tendon health and recovery.

Figure 1 — Thermographic Comparison of Equine Forelimbs These images show how limb temperature changes from rest to post-exercise under different conditions. A — At rest No significant heat differences are present across the limb. Highlighted areas indicate regions used to measure temperature, including the mid-cannon bone and fetlock. B — After exercise The left forelimb (bandaged) and right forelimb (tendon boot) show increased surface temperature compared to rest. The warmest regions are located along the medial and lateral palmar vessels, which reflect underlying blood flow and heat distribution. The medial side of the limb shows slightly greater heat accumulation than the lateral side. Color scale on the right represents temperature in °C, with warmer colors indicating higher heat.

Do Horse Boots and Bandages Increase Heat?

A controlled study by Westermann et al. (2014) published in the American Journal of Veterinary Research evaluated the effect of boots and bandages on equine limb temperature.

The study compared:

bare limbs
bandaged limbs
limbs wearing tendon boots

Skin temperature was measured at rest and after exercise using thermography and surface sensors.

Key Findings

At rest
There was no significant difference in temperature between groups.
Boots and bandages alone do not increase heat without movement.

During and after exercise

temperature increased significantly under boots and bandages
bandages produced higher temperatures than tendon boots
bare limbs cooled more effectively due to evaporative heat loss

Why Heat Matters for Tendon Function

During exercise, the superficial digital flexor tendon (SDFT) is exposed to both high mechanical load and elevated temperature.

Research shows tendon temperature can rise to levels that influence:

collagen structure
elasticity
load tolerance

(Wilson et al., 1999)

When heat is retained due to external layers such as boots or bandages, this may:

reduce cooling efficiency
increase cumulative tissue stress
affect long-term tendon resilience

The Superficial Digital Flexor Tendon and Thermal Stress

The SDFT is particularly sensitive because:

it operates near its thermal limit during exercise
it has limited vascular supply
it relies on passive cooling mechanisms

Even small increases in retained heat can alter how the tendon responds to load, especially during repeated work cycles.

What This Looks Like in Practice

Heat-related tendon stress rarely presents as an obvious injury.

More often, it appears as subtle changes:

legs that stay warm after work
mild or intermittent filling
slower recovery between rides
stiffness the following day

These signs are often dismissed, but they are clinically relevant indicators of tissue stress.

Balancing Protection and Heat Management

Boots and bandages are not inherently harmful. They play an important role in protecting the limb from external trauma.

However, their use should be intentional and context dependent, based on:

discipline and workload
environmental conditions
duration of use
recovery strategies

In some cases, modifying use or improving cooling protocols may better support tissue adaptation.

The Role of Biomechanics in Tendon Loading

Heat does not act in isolation.

Joint restriction, altered movement patterns, and asymmetrical loading can increase strain on the distal limb and amplify the effects of heat retention.

A performance-based evaluation can help identify:

abnormal loading patterns
compensatory movement
joint restrictions affecting the limb
inefficiencies in recovery

Recovery and Performance Considerations

Effective tendon management includes:

appropriate use of boots and bandages
monitoring post-exercise heat and swelling
optimizing recovery strategies
addressing underlying biomechanical factors

This integrated approach supports both performance and long-term soundness.

Conclusion

Boots and bandages protect the limb.

But they also influence how heat is retained during exercise.

Understanding both sides allows for better decision making, improved recovery, and more sustainable performance.

Concerned About Tendon Health, Recovery, or Limb Loading?

Subtle changes in heat, recovery time, or limb sensitivity are often early indicators of increased tissue stress.

A performance-based evaluation can help identify the root cause and guide appropriate management.

Schedule a performance assessment with Peak Performance International

Serving New Jersey and Florida performance horses.

Frequently Asked Questions

Do horse boots increase heat?
Boots do not increase temperature at rest, but during exercise they significantly increase heat retention compared to bare limbs.

Are bandages hotter than boots?
Yes. Research shows bandages produce higher temperatures than tendon boots during exercise.

Can heat damage horse tendons?
Excessive heat can affect tendon elasticity and load tolerance, contributing to cumulative tissue stress over time.

Should I stop using boots on my horse?
Not necessarily. Boots should be used strategically based on workload, environment, and recovery protocols.

References

Westermann S., et al. (2014)
American Journal of Veterinary Research

Wilson A.M., et al. (1999)
Equine Veterinary Journal

Clayton H.M., Hobbs S.J. (2017)
Equine Veterinary Journal

Author

Dr. Arianna Aaron, DC, IVCA
Founder, Peak Performance International
Equine and Rider Chiropractic Care

Dr. Arianna Aaron is a chiropractor specializing in horse and rider biomechanics and performance optimization. Through Peak Performance International, she works with equine athletes and their riders to improve movement efficiency, address biomechanical restrictions, and support long term soundness and athletic performance.

Related Articles

For more information about equine biomechanics, recovery, and performance issues, explore these articles: