SYMPTOM
Wobbliness
Owners may notice swaying or drifting to one side when walking, a staggering or drunken-looking gait, crossing or scuffing of the feet, a hind end that sways more than the front, stumbling, or falling over. It may be present all the time or come and go in episodes.
Neurological
Conditions affecting the brain, spinal cord, or peripheral nerves can alter coordination and balance. This may stem from structural changes, inflammatory processes, or disruption to the signals that coordinate movement.
Musculoskeletal
Pain or weakness in joints, muscles, or bones can produce an unsteady gait as the animal compensates for discomfort or reduced strength. Degenerative changes, injury, or structural abnormalities may all contribute.
Vestibular
The vestibular system governs balance and spatial orientation. Disturbances to the inner ear or the central pathways that process vestibular signals can produce tilting, circling, or a loss of steadiness.
Metabolic
Imbalances in blood glucose, electrolytes, or organ function can affect muscle coordination and overall stability. These changes may develop gradually or appear more suddenly depending on the underlying process.
Cardiorespiratory
Reduced oxygen delivery or compromised circulation can lead to weakness or wobbliness, particularly during activity. This may reflect changes in heart function, lung capacity, or blood pressure regulation.
Toxicological
Exposure to certain substances can temporarily or persistently disrupt neurological or muscular function. The pattern often depends on the agent involved, the dose, and the time since exposure.
Why timing matters
Early observation
When wobbliness first appears, the context in which it occurs can offer clues. A sudden onset may reflect an acute event such as vestibular disturbance, metabolic shift, or toxin exposure, whilst a more gradual onset may suggest progressive structural or degenerative change. The animal's age, recent activity, and any concurrent observations all contribute to the initial picture.
Later presentation
Wobbliness that persists or recurs over days to weeks may point towards a sustained underlying process rather than a transient event. The pattern of recurrence (whether it occurs at particular times of day, following exertion, or in association with other signs) can help differentiate between categories. Progressive worsening tends to suggest ongoing structural, metabolic, or neurological change, whilst episodic presentation may reflect fluctuating triggers or compensatory mechanisms.
Some conditions produce steady deterioration in coordination, whilst others fluctuate or plateau. Age-related musculoskeletal changes often develop slowly, whilst certain metabolic or vestibular disturbances may stabilise or partially resolve. Individual variation in adaptation and compensation means that outward signs do not always mirror the pace of underlying change, and small shifts in function can become more apparent as reserves diminish.
Conditions commonly associated
Degenerative Myelopathy in Dogs
Degenerative myelopathy causes progressive damage to the white matter of the spinal cord, which disrupts the transmission of signals coordinating hindlimb movement. Affected dogs often present with wobbliness that begins in the rear legs and worsens over time as the disease advances.
Intervertebral Disc Disease in Dogs
When disc material herniates and compresses the spinal cord or nerve roots, it can impair the pathways that coordinate movement and balance. Wobbliness may appear suddenly or develop gradually depending on the degree and location of compression.
The page on this condition is being checked again and is offline for now.
Addisons Disease in Dogs
Episodes of weakness and wobbliness can occur in Addison's disease when cortisol and aldosterone deficiency affects muscle function, blood pressure regulation, and electrolyte balance. These episodes may be intermittent and can vary in severity depending on the degree of hormonal deficit at the time.
Epilepsy in Dogs
In the period following a seizure, dogs may appear wobbly, disoriented, or uncoordinated as the brain recovers from the abnormal electrical activity. This post-ictal phase may be very brief or last several hours, and occasionally days.
Cannabis Toxicity
THC affects balance and coordination, and an unsteady, swaying gait is one of the most consistent early signs after ingestion.
Cerebellar Hypoplasia
An underdeveloped cerebellum affects fine control of movement, giving a wobbly, exaggerated gait that is usually obvious from the time a kitten or puppy first starts to walk.
The page on this condition is being checked again and is offline for now.
Episodic Falling Syndrome
During an episode, muscle tone in the front and hind limbs rises, producing a stiff, stilted gait that can end in collapse.
Ethylene Glycol Toxicity
Ethylene glycol acts like alcohol on the nervous system from 30 minutes to 12 hours after ingestion, producing an unsteady, wobbly gait.
Otitis Interna
Inner ear inflammation unsettles the balance system, giving affected animals an unsteady, wobbly gait.
When to explore further
When wobbliness appears suddenly and is accompanied by other changes such as head tilt, circling, vomiting, or altered consciousness.
When wobbliness progresses over hours to difficulty standing or walking, dragging of the hind feet, or difficulty passing urine. In acute disc extrusion, the 2022 ACVIM consensus gives recovery after surgery in about 93% of paralysed dogs that still feel deep pain, falling to about 61% once that sensation is lost, and deep pain sensation cannot be tested at home.
When wobbliness is paired with other observations such as changes in appetite, thirst, urination, weight, or behaviour that suggest a broader process.
When the pattern is episodic and appears linked to specific activities, times of day, or environmental factors, suggesting a recurrent trigger.
When the animal is very young or very old, as the range of possibilities and the pace of change can differ from those in middle-aged animals.
When wobbliness follows possible access to a toxin such as antifreeze or cannabis. With antifreeze (ethylene glycol), the drunken-looking stage starts 30 minutes to 12 hours after ingestion and can seem to pass at around 12 hours while kidney failure develops at 36 to 72 hours, and the outlook worsens the longer treatment is delayed.
When wobbliness that came on gradually persists or slowly worsens over days to weeks, as can happen with progressive spinal cord disease.
Wobbliness gains meaning when considered alongside the animal's history, other observations, and the trajectory over time. For wobbliness that develops slowly or comes and goes, a record of when it occurs, what else is noticed, and how it evolves can help build a clearer picture. Sudden wobbliness, wobbliness after possible toxin access, or wobbliness that progresses to difficulty standing is different, because some of its causes change over hours. This kind of detail forms a useful foundation for conversations with people who know the animal and can place the symptom in the wider context of their health and daily life.
Last reviewed: 9 October 2026 · Dr Alastair Greenway MRCVS