The post Can a Horse Really Help Heal Anxiety and Trauma? appeared first on A-Z Animals.
Quick Take
Emotional support animals can reduce anxiety and improve mood. Studies show lower cortisol, higher oxytocin, and better nervous system regulation during calm interaction.
The biggest benefits happen when ESAs are used intentionally. Structured routines and therapist-guided goals make support more effective.
Equine-assisted therapy shows how hands-on, embodied work with horses can help with trauma, relationships, and stress-related physical symptoms.
Training, good temperament, and ethical care matter. When both human and animal benefit, the bond supports long-term stability.
For many people living with anxiety, depression, trauma, or chronic stress, an emotional support animal feels less like a pet and more like a lifeline. Owners often describe feeling calmer, safer, or less overwhelmed when their animal is nearby. Those experiences are deeply personal. At the same time, researchers have begun examining what measurable psychological and physiological effects accompany human–animal relationships.
The evidence suggests that emotional support animals, often called ESAs, can influence stress hormones, daily routines, mood, and social engagement. The strongest benefits appear when the animal is intentionally integrated into a broader mental health plan rather than treated as a passive source of comfort. Beyond cuddles, many people are learning how to maximize the support their animals provide through structure, training, therapeutic collaboration, and consistent relational work.
Although emotional support animals are most commonly dogs and cats, this article focuses specifically on horses in this role. However, the insights from equine-assisted work offer principles that broadly apply to all ESAs, including dogs and cats, particularly regarding nervous system regulation, relational bonding, and structured therapeutic integration.
Christina Marz, Therapeutic Equine Expert
To better understand how animal-assisted support works in practice, this article draws on insights from Christina Marz. She is a holistic psychologist and founder of MarzMethod, an international school specializing in equine-assisted therapeutic work. Based in Ecuador since 2001, she works daily with rescued equines and has trained hundreds of professionals worldwide in horse-guided therapeutic approaches. Her work centers specifically on emotional healing through structured interaction with horses in herd environments.
Christina Marz, founder of MarzMethod, is based in Ecuador.
©Christina Marz – Original / License
(Christina Marz)
What Emotional Support Animals Are, and What They Are Not
An emotional support animal is a companion animal prescribed by a licensed mental health professional as part of treatment for a documented psychological condition. Unlike service animals, ESAs are not required to perform specific trained tasks, and they do not receive broad public access rights. In the United States, as of 2026, the Fair Housing Act requires landlords to make reasonable accommodations for individuals with documented emotional support animal needs, even in no-pet buildings. However, ESAs do not have public access or air travel rights
ESAs most commonly include dogs and cats, though other animals may qualify depending on circumstances. The defining feature is not species but the role the animal plays in stabilizing emotional well-being. Owners frequently report that their ESA helps reduce panic, interrupt spirals of rumination, ease loneliness, and encourage daily functioning. Research helps explain why those subjective experiences may have measurable foundations.
Emotional support animals are often dogs or cats, but other animals may qualify depending on circumstances.
©Daxiao Productions/Shutterstock.com
(Daxiao Productions/Shutterstock.com)
Psychological Effects: Mood, Motivation, and Perceived Safety
Several studies examining companion animals and mental health have identified reductions in self-reported anxiety, depression, and loneliness among people who live with support animals. While sample sizes in some ESA-specific studies remain modest, broader human–animal interaction research consistently shows that trusted animal companionship can improve mood and perceived emotional stability.
One pathway is nonjudgmental presence. For individuals who feel stigmatized or ashamed about their mental health symptoms, an animal’s steady attention can provide a corrective relational experience. The absence of criticism lowers emotional defensiveness and can create space for self-reflection.
Another pathway is motivation. Caring for an animal introduces responsibility and purpose. Feeding schedules, grooming, walking, and veterinary appointments anchor the day. For people whose symptoms reduce drive or energy, these built-in obligations can gently counter withdrawal. Purpose, even in small daily tasks, is strongly associated with improved long-term mental health outcomes. Mental health providers often emphasize that recovery requires action alongside insight. An ESA can serve as a living prompt for those actions.
Stress Hormones and Nervous System Regulation
Human–animal interaction research has documented measurable physiological shifts during calm contact with familiar animals. Studies have found reductions in cortisol, a hormone associated with stress, following structured interaction with companion animals. At the same time, levels of oxytocin, a hormone linked to bonding and relaxation, may increase.
Spending time with an emotional support animal can be calming for both the person and the pet.
©FamVeld/Shutterstock.com
(FamVeld/Shutterstock.com)
Additional research suggests that heart rate and blood pressure can stabilize during positive animal contact. These changes are consistent with activation of the parasympathetic nervous system, the branch responsible for calming and recovery after stress.
In practical terms, this means that sitting quietly with a trusted animal can create a state of physiological regulation. Over time, repeated experiences of regulation may help individuals better recognize and return to calmer states after distress.
Horses as ESAs
Equine-assisted practitioners describe similar effects in horse-based settings. Christina Marz explains:
“In most studies, clients report lowered anxiety levels, better sleep, better interpersonal relationships, behavioral changes, lowered hyperactivity or distractibility, and an overall improved mood. In my own experience, the results through therapies with horses are long-lasting and very efficient time-wise. I attribute that to the experiential and embodied nature of the interventions.”
Marz also notes that heart coherence monitoring tools can capture immediate nervous system shifts during sessions, offering real-time physiological feedback. While more large-scale, randomized studies are needed across all ESA categories, the convergence of hormonal, cardiovascular, and self-report data suggests that animal interaction can influence both mind and body.
Who Seeks Out Equine ESA Therapy?
Although dogs and cats are most common as ESAs, horses are increasingly used in therapeutic settings to address trauma, relationship challenges, and psychosomatic symptoms. Unlike traditional talk therapy, equine sessions often take place on the ground, with participants interacting eye-to-eye with horses. Marz gave us this explanation of what she has seen in her practice:
“The best comparison comes from my regular therapy clients who may be in therapy for months or years, until they finally accept a session with horses, which propels them forward and is always described as life-changing. The main benefits I see over and over are clients overcoming post-traumatic stress triggers, others become more motivated to tackle mental health issues with lifestyle changes, and complicated relationships, such as marriage or parent-teenager relationships, find a solution, often in just one session.”
Not only riding, but simply brushing and petting a horse can be emotionally regulating.
©iStock.com/Leon Harris
(iStock.com/Leon Harris)
She emphasizes that dramatic change is rarely mystical or instantaneous on its own. Instead, the embodied, relational experience with horses appears to help clients integrate insights more quickly. While such cases should be interpreted cautiously and not generalized without further research, they illustrate how some individuals experience rapid psychological shifts in experiential animal-assisted settings.
How Horses Are Used in Therapy
Equine-assisted therapy does not revolve primarily around riding. Many sessions in Marz’s practice occur entirely on the ground, and she has developed several trademarked techniques that have proven effective for many clients.
“Our work is grounded in positive psychology, neuroscience, systemic thinking, and somatic awareness,” explains Marz. “People meet the equines eye-to-eye from the ground, and while they create a relationship, they project their own inner landscape and relational beliefs onto the herd. The horses react to that and make it visible, helping us to feel fully accepted and seen. Activities consist of nervous system regulation, such as breathing activities, relaxation, or embodiment poses. Clients may pet or brush the horses, lead them to work on connection and assertiveness, and include obstacles that represent an obstacle in their life. Children often mount and engage in playful activities with big balls or hoops.”
This approach highlights a broader principle relevant to all emotional support animals: intentional interaction amplifies the benefits. While passive coexistence may offer comfort, structured relational engagement appears to have a deeper impact.
Many methods of equine therapy take place on the ground with horses, not riding them.
©Christina Marz – Original / License
(Christina Marz)
What Preparation Does an ESA Horse Need?
Most emotional support animals do not require advanced task training. However, basic behavioral stability is essential. Regarding horses, Christina Marz explains:
“Horses mainly need to be horses. Those who live in herds are best suitable; other horses need to re-learn to have an opinion and feel safe enough to share it. Of course, the equines also need good manners. While horses are prey animals and inoffensive by nature, we can’t work with those who have learned to kick or bite in defense. They can be rehabilitated, as long as it is only a defense mechanism and not a learned behavioral change that results in attacking people or other animals.
As I train the professional, I also train the herd—they learn together for several months. Specifically, horses learn to interact kindly, be curious around different objects, accept different people or groups, and express their perception in suitable ways.”
For dogs and cats serving as ESAs in home environments, similar principles apply. Calm temperament, predictability, and basic obedience reduce stress for both animal and owner. Training a dog to settle on cue, respond reliably to recall, or remain steady during mild distress increases the owner’s confidence and expands situations in which the animal can offer support.
People meet the equines eye-to-eye from the ground, and while they create a relationship, they project their own inner landscape and relational beliefs onto the herd.
Christina Marz, holistic psychologist and founder of MarzMethod
Strategies to Maximize ESA Benefits
If you currently have an emotional support animal or are thinking of getting one, research and clinical experience suggest several practical strategies for deepening its positive impact on your mental health:
1. Build Structured Routines
Daily feeding times, walks, grooming sessions, and bedtime rituals create predictability. Structure supports circadian rhythm stabilization, increases daylight exposure, and reinforces consistent activity levels. Pairing ESA care with personal habits such as medication reminders or journaling can strengthen adherence.
2. Practice Intentional Regulation Together
Instead of simply petting an animal during distress, owners can combine slow breathing with gentle contact. Coordinating breathing with rhythmic stroking or leaning into a dog’s steady body weight can enhance parasympathetic activation. Over time, the animal becomes associated with physiological regulation.
Building a structured routine with your ESA, such as through a daily walk, can increase the emotional benefits.
©Amerigo_images/Shutterstock.com
(Amerigo_images/Shutterstock.com)
3. Set Goals With a Therapist
Incorporating the ESA into therapy goals increases accountability. A clinician might help a client use daily dog walks as graded exposure for social anxiety or assign grooming sessions as mindfulness practice. Tracking mood changes alongside ESA interactions can identify patterns that reinforce helpful habits.
4. Train for Supportive Behaviors
While ESAs are not service animals, targeted training can still improve effectiveness. Teaching a dog to respond to a cue by coming close, resting its head on the owner’s lap, or maintaining calm physical contact during stressful phone calls can create reliable comfort behaviors.
5. Maintain Ethical Animal Care
The relationship must remain reciprocal. Adequate veterinary care, enrichment, rest, and social interaction protect the animal’s welfare. The best ESA relationships benefit both the animal and the person. This is a value Marz holds highly for her horses:
“The horses benefit greatly. We see it constantly with the emotional state of rescued horses and every horse’s behavioral issues. As horses learn to trust people from their own initiative, they receive regulation (because sessions always bring clear improvement, and horses appreciate harmony), and herds become more bonded. When horses get a voice in our sessions, they lower anxiety and stress-related illnesses such as ulcers. I usually say, ‘In my world, people and horses heal together.’”
Partners in Healing
When integrated thoughtfully into daily structure and therapeutic planning, emotional support animals can become steady partners in healing. They are not miracle workers or substitutes for professional care, but rather responsive, living beings whose presence—when intentionally engaged—can help anchor people to calmer nervous systems, clearer routines, and renewed motivation.
The post Can a Horse Really Help Heal Anxiety and Trauma? appeared first on A-Z Animals.
