Horses, magnificent creatures that they are, often communicate their feelings through subtle cues. While they may not speak our language, their behaviors and physical signs can tell us a lot about their current state. Stress in horses can arise from various sources, such as changes in their environment, health issues, or even the energy of the people around them. Understanding these signs can ensure that horse owners and enthusiasts can provide the necessary care and comfort to their equine companions. In this article, we delve into ten telltale signs of stress in horses, helping you to decode their silent messages and ensure their well-being.
Changes in Eating Habits
One of the first indicators that a horse may be experiencing stress is a noticeable change in its eating habits. Just like humans, horses may lose their appetite when they’re anxious or stressed. Conversely, some horses may start overeating as a coping mechanism. If you observe that your horse is suddenly not interested in its feed or is consuming more hay than usual, it could be a red flag. Keep an eye out for any uneaten food or changes in their weight. It’s essential to ensure that their feeding routine remains consistent, as abrupt changes can exacerbate stress levels. Remember, a happy horse often has a predictable appetite.
Excessive Sweating

Sweating is a natural response for horses, especially during exercise or on a hot day. However, excessive sweating without an apparent cause can be a sign of stress. If your horse is drenched in sweat while standing still or in mild weather, it might be feeling anxious. The sweat might appear more prominently around the neck, flanks, or under the saddle area. This physical response can be likened to how humans break out in a cold sweat when nervous. Monitoring the horse’s sweating patterns can give you insights into its comfort level and help you address any underlying concerns.
Restlessness or Pacing

A stressed horse often exhibits restlessness, manifesting as frequent pacing or circling in its stall. This behavior can be compared to a person pacing back and forth when anxious. Horses may shift their weight from one foot to another or move around without any apparent purpose. This restlessness could be a result of confinement, boredom, or a change in their environment. It’s crucial to provide them with ample exercise and mental stimulation to mitigate these stress-related behaviors. Engaging activities and regular turnout can help alleviate their anxiety and promote a sense of calm.
Teeth Grinding
Teeth grinding, or bruxism, is another sign of stress that horse owners should be aware of. This behavior is not common in all horses and can be easily overlooked. However, if you hear a distinct grinding noise or notice wear on your horse’s teeth, it might be experiencing discomfort or anxiety. Stress-induced teeth grinding can lead to dental issues over time, affecting the horse’s ability to eat and process food. Addressing the root cause of the stress and ensuring regular dental check-ups can help prevent long-term damage and improve the horse’s overall well-being.
Frequent Tail Swishing

While tail swishing is a natural behavior for horses, often used to ward off flies, excessive swishing can indicate stress or irritation. If the horse’s tail is in constant motion, even when there are no visible pests around, it might be a sign of unease. This behavior can also be a response to discomfort from poorly fitting tack or an unfamiliar environment. Observing the context in which tail swishing occurs can help identify potential stressors. Adjusting equipment or providing a more comfortable setting can significantly reduce this stress response and make the horse feel more at ease.
Yawning and Licking

Yawning and licking are behaviors that can sometimes be misinterpreted. While they might appear as signs of relaxation, in horses, they can also indicate stress. Frequent yawning, not associated with sleepiness, can be a coping mechanism for anxiety. Similarly, excessive licking or chewing motions might suggest the horse is trying to calm itself. These behaviors can be a response to changes in routine or new challenges in their environment. Being attentive to these subtle cues can help horse owners address any discomfort and ensure their equine friends feel secure and content.
Pinning Ears Back
Ears are a significant indicator of a horse’s mood. When a horse pins its ears back, it’s often a sign of displeasure or stress. This behavior can be compared to a person frowning or scowling when upset. If your horse frequently shows this sign, it may be reacting to an unfamiliar stimuli or feeling threatened. It’s essential to identify and address the source of discomfort, whether it’s another animal, a change in surroundings, or even the handler’s demeanor. Ensuring a positive and calm environment can help the horse feel more relaxed and secure.
Increased Heart Rate
An elevated heart rate is a physiological response to stress, not just in horses, but in all animals. If your horse’s heart seems to be racing even at rest, it could be experiencing anxiety. Checking the pulse can be an effective way to monitor stress levels, especially after a stressful event or a change in routine. It’s important to provide a calm and reassuring presence to help the horse settle down. A gentle voice, soothing touch, and a familiar setting can work wonders in bringing a sense of peace to a stressed horse.
Excessive Whinnying or Vocalizing
Horses communicate through a variety of sounds, and excessive vocalization can be a clear sign of stress. If your horse is whinnying more than usual, it might be trying to express unease or seek attention. This behavior is similar to a person raising their voice when anxious or upset. Identifying the triggers for this vocalization, whether it’s separation from companions or a new environment, can help address the root cause. Providing companionship and a stable routine can help soothe the horse’s nerves and reduce unnecessary vocal stress signals.
Digestive Issues

Stress can take a toll on a horse’s digestive system, leading to symptoms such as colic, diarrhea, or changes in bowel movements. These issues can be compared to how stress affects human digestion, causing stomachaches or irregular bowel habits. If you notice these signs, it’s crucial to consult with a veterinarian to rule out any medical conditions. Ensuring a balanced diet, regular feeding times, and a stress-free environment can help maintain a healthy digestive system in horses. Addressing stressors promptly can prevent more severe health problems and promote overall wellness.
Understanding the signs of stress in horses is vital for their health and happiness. By recognizing these signals, horse lovers can take proactive steps to ensure their equine companions live a life full of peace and contentment.

Alex is a born and raised Capetonian with a strong love for animals and the outdoors. She is a first-year veterinary student at the University of Pretoria in South Africa. She also completed a BSc in Animal Science at Stellenbosch University, where her passion for working with animals only strengthened. She has always surrounded herself with animals and has been fortunate enough to work closely with them.