16 Hands Equine

🚨 THE "ECVM" DEBATE: THE GAME-CHANGING NEW EVIDENCE EVERY HORSE OWNER NEEDS TO SEE 🚨

If you own a Warmblood, Thoroughbred, or sport horse, you’ve probably heard of ECVM (Equine Complex Vertebral Malformation).

For years, a massive debate has raged between horse owners and traditional veterinarians. Owners frequently share heartbreaking stories of horses suffering from unexplained neck stiffness, stumbling, or sudden behavior changes under saddle. Meanwhile, the mainstream veterinary establishment has often remained skeptical, arguing that because up to 40% of some horse populations have these C6/C7 variations without ever showing symptoms, it should be viewed as a "normal anatomical variant," not a disease.

But a groundbreaking new 2026 study has just completely changed the game. Leading researchers Dr. Sharon May-Davis (the anatomist who first discovered the condition), Dr. Audrey DeClue, and Kate Workman have published a peer-reviewed paper in the journal Animals that finally bridges the gap between science, veterinary imaging, and what owners are experiencing on the ground.

Here is exactly what this new research means for YOU and your horse:

1. It Proves the "Domino Effect" Inside the Neck 🧩
Skeptics have long argued that a slight bone variation doesn't automatically mean a horse is in pain. However, this study looked at the most severe form (Grade 4 Aplasia), where a crucial bony anchor point on the 6th neck vertebra (C6) is completely missing and transposed onto the 7th (C7).

By examining these cases, researchers proved that this skeletal defect creates a severe domino effect on the surrounding soft tissue:

The Muscles: The longus colli muscle—the absolute core stabilizer of your horse's neck—is left severely altered, damaged, or completely asymmetrical because its structural anchor point is missing.

The Blood Flow: In 13 out of 20 cases, the malformation actually deformed the bone channel (foramen transversarium), directly disrupting and destabilizing the vertebral artery, which supplies vital blood flow to the horse's brain.

2. No More Veterinary Guesswork 📸
In the past, vets struggled to diagnose this accurately on a live horse because standard field X-rays of the lower neck are notoriously hard to align. This study changes that. The researchers successfully established a precise, concrete protocol using specific bony landmarks. Vets can now reliably diagnose this severe structural deficit in live horses using standard field radiographs.

3. It Validates Horse Owners 🐴❤️
If you have been told your horse is just "being difficult," "resisting contact," or "unwilling to work," this paper provides a massive sigh of relief. It scientifically validates that these severe structural variations are directly tied to localized neck pain, neurological coordination issues, and severe biomechanical instability. It isn't a training issue; it is a physical defect.

What should you do next?

Look at the Whole Horse: Because symptoms like stumbling or stiffness overlap with other issues (like kissing spines, ulcers, or hock arthritis), traditional vets worry owners will stop looking for answers once they see a neck X-ray. Use this new data as a tool, not a catch-all.

Talk to Your Vet: If you have a horse with unresolved, chronic neck pain or unpredictable behavior, ask your veterinarian about this specific 2026 study. Vets now have an exact radiographic blueprint to look closer and get you definitive answers.

Our horses can't speak, so they rely on us to look past the surface. This new research gives us the power to finally see the full picture, make informed breeding decisions, protect horse welfare, and provide our equine partners with the exact care they deserve.

If you are interested in reading the paper here is the link below:
https://www.mdpi.com/2076-2615/16/3/482

This is a great tool for you to use at home between sessions!

A primary function of skeletal muscles is to create movement. Use EQUISTIX® to help care for those strong muscles as part of your regular grooming and horsemanship routines.
Learn more about EQUISTIX® at https://equusathletics.com

Add PEMF to your bodywork session to maximize results.

PEMF therapy works at the cellular level and assists in pain relief, improved circulation, reduced inflammation and overall wellness.

Let me know when booking if this is something you’d like added!

If your horse is just starting to show signs of discomfort and pain, there’s a good chance they’ve been dealing with it already for much longer.

I have minimal days left for June — message me to get on the books!

✨Stübben saddle fitting
✨Individual saddle evaluation
✨PEMF
✨Bodywork

**I appreciate everyone’s flexibility as I work around my full time job this year. It’s going to be a long summer and I’m doing what I can to make time for everyone 🫶🏻

Spent the last two days at Stübben NA learning how to flock saddles! So grateful for the education this company gives me.

Lots more to learn and practice!

🕸️ Exploring Fascia and Bitless Riding 👅

This diagram shows the spiral fascial line — a continuous myofascial sling that spirals through the horse’s body, linking the tongue and poll, cervical fascia, trunk stabilisers, thoracolumbar fascia, abdominal sling and hindlimb structures into one interconnected chain. The whole body is connected through various chains such as this.

Functionally, the spiral line plays an important role in:

• rotational stability of the spine
• coordination of diagonal movement patterns
• transferring force between forehand and hindquarters
• lateral bending
• postural balance and compensatory movement

The hyoid apparatus itself acts as a key anatomical bridge between the tongue, poll, neck and forelimb musculature; an extensive and intricate anatomical connection (Hart et al., 2021).

Studies using fluoroscopy have shown that rein tension changes tongue posture, increases tongue retraction and alters intra-oral movement patterns (Manfredi et al., 2010). This really raises questions as to the influence we have on the body when we place a bit into the mouth; we influence more than the lips and tongue.

The concept of this spiral fascia line in particular shows how parts of the body do not work in isolation. In this particular case, if the tongue and hyoid are mechanically and neurologically connected to the neck and body… what happens to the rest of the fascial system when tension, guarding or restriction occurs in the mouth?

…compensation through the cervical fascia, thoracic sling, ribcage or even the hindquarters?

…poor posture, asymmetry, bracing patterns or impeded movement quality?

Having anatomy at the forefront of our minds, rather than it being a “thinking outside the box” thought process means that we can continually assess how we influence our horses… through our equipment, training and whole life!

I have thought to give more attention and space for bitless riding with my own horse to see how he responds mentally and physically; an anatomical and therefore, welfare-based decision.

Image inspired by Equus Soma.