Dog breed profile
St Bernard
A detailed profile covering characteristics, everyday care and linked health conditions.
Quick facts
Typical guide only; individual needs vary.
Profile description
The St Bernard is a giant working breed developed in the Swiss Alps and associated with the hospice at the Great St Bernard Pass, where dogs were used for guarding, companionship and assisting travellers in severe mountain conditions. Most adults stand around 65 to 90 centimetres tall and weigh approximately 54 to 82 kilograms or more.
The breed has a massive body, broad head, deep chest and either a short or long dense coat. Colouring is usually white with red, reddish-brown or brindle markings and darker shading around the face. St Bernards are typically gentle, patient, affectionate and strongly attached to their families. Many live well with respectful children and familiar animals, although their enormous size makes supervision essential. Young dogs mature slowly and may remain clumsy, playful and physically demanding for several years.
They often drool heavily and require considerable space, food, transport and veterinary resources. Their giant size and heavy build contribute to joint, heart, breathing and digestive risks and a shorter average lifespan than many smaller breeds. The St Bernard is best suited to committed owners who can provide controlled exercise, early training, cool living conditions and proactive health management. The St bernard's watchful or protective tendencies require careful introductions and rewarded calmness, so vigilance does not develop into indiscriminate suspicion. The St bernard's typical affectionate, gentle, playful qualities are most constructive when household rules are predictable and desirable behaviour receives regular reinforcement.
Long-term suitability matters more than first impressions when a household is considering a St bernard. Living space alone does not determine suitability for a St bernard; access to companionship, purposeful activity, rest and consistent handling is more important than the size of the property.
First-time dog owner tips
Practical preparation for welcoming this breed into your home.
Care requirements
The St bernard benefits from moderate, low-impact daily exercise and careful management during growth. Several steady walks and gentle play sessions are preferable to prolonged running or high-impact activity.
Puppies should avoid repetitive jumping, forced exercise, slippery floors and excessive stair use while their bones and joints develop. Training should begin early because an untrained adult is extremely difficult to control. Positive reinforcement should be used to teach lead manners, calm greetings, recall and cooperative handling. Introduce brushing, foot handling, mouth examination and quiet restraint to the St bernard in brief rewarded steps before any of those procedures becomes urgent.
Both coat varieties require regular brushing, with long-coated dogs needing more frequent combing and attention to feathering. Facial folds, lips and ears should be kept clean and dry. Teeth should be brushed regularly and nails kept short. Measure the St bernard's food against actual workload and reassess portions after growth, desexing, illness or a change in activity rather than relying indefinitely on the packet guide. For the deep-bodied St bernard, divide the daily ration and avoid vigorous exertion around meals while discussing individual gastric dilatation-volvulus risk with a veterinarian. A monthly weight or body-condition record makes gradual change in a St bernard easier to detect than appearance alone, particularly when day-to-day familiarity masks a slow trend.
A complete giant-breed puppy diet should support slow, controlled growth, while adult portions should maintain a lean condition. Meals should be divided into multiple servings, and strenuous activity avoided before and after feeding because of the high risk of gastric dilatation-volvulus. Regular veterinary examinations should monitor hips, elbows, heart function, eyes, skin and mobility. Shade, fresh water, soft bedding and cool indoor resting areas are essential. Owners should establish the St bernard's normal appetite, breathing, movement, sleep and social behaviour so a persistent departure from that baseline can be investigated promptly.
Conditions linked to this breed
Cardiomyopathy
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Cataract [Cloudiness of the Lens of the Eye]
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Cherry Eye [Prolapsed Gland of the Nictitans]
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Cutaneous Asthenia [Ehlers-Danlos Syndrome]
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Dermoid
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Distichiasis [Extra Eyelashes]
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Ectropion and Entropion
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Elbow Dysplasia
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Epilepsy (Idiopathic, Primary or Inherited Seizures)
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Exposure Keratopathy (Corneal Ulcers)
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Gastric Dilatation and Volvulus (GDV, or “Bloat”)
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Haemophilia B (Factor IX Deficiency)
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Hip Dysplasia
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Inherited Deafness
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Osteochondrosis
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Panosteitis
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General dog health conditions
These conditions can affect dogs generally and are not presented as conditions specifically associated with this breed.
Diabetes Mellitus
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Hypothyroidism
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Otitis Externa (Ear Infections)
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Pancreatitis
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