Caring for Aging Leonbergers

Photo of a Leonberger lying on a leather sofa with my book leaning towards his chest.
An old Canadian Leonberger called Mak with my book The Life and Times of Le Bronco von der Löwenhöhle. Photo by Debbie Ireland.
Like most very large dogs Leonbergers don’t live very long. Our Leonberger Bronco got his Grey-Muzzle award from the Leonberger Health Foundation International for reaching the age of 12 years old and thus giving hope for a longer life to all Leonbergers.

This is a guest post written by Ryan Goodchild. He emailed me asking me if he could publish this post regarding caring for aging Leonberger. I said yes. I am very grateful to Ryan for his contribution. I added the photos. See his post below.

Caring for Aging Leonbergers: Gentle Stewardship for a Noble Breed

Leonbergers are among the most majestic of dogs, gentle giants with deep eyes and a noble temperament. Yet as they age, their impressive size can make the journey into senior years more complex. Providing attentive, structured care can extend both their lifespan and their sense of ease.

Key Takeways

  • Large breeds like Leonbergers face an earlier onset of joint and heart issues; early detection matters.
  • Routine, low-impact exercise sustains mobility without strain.
  • Dietary adjustments can prevent unnecessary weight gain and inflammation.
  • Organized health tracking improves coordination with veterinarians.
  • Emotional stability and routine help aging Leonbergers thrive.
The photo shows an old Leonberger dog lying on green grass. He is looking into the camera.
Bronco our Leonberger dog is taking a rest during a walk. He is twelve and a half years old.

Movement, Moderation, and Mindful Play

As Leonbergers age, mobility becomes one of the first visible signs of change. These dogs are stoic by nature, and they’ll often mask discomfort until it’s advanced. Structured daily activity, rather than long or sporadic walks, helps maintain joint lubrication and muscle tone. Before implementing the list below, remember: consistency outperforms intensity in senior dogs.

  • Short, frequent walks instead of long treks
  • Gentle swimming or hydrotherapy to maintain strength
  • Orthopedic support beds to reduce pressure on hips
  • Warm-ups and cool-downs before and after activity
  • Avoid stairs and slippery floors
A photo of our Leonberger lying on our green lawn. There are trees and bushes in the background.
Our Leonberger Bronco taking a resting in the grass in our backyard.

The Nutrition Shift: Balancing Strength and Weight

Proper nutrition is the most controllable lever for supporting your Leonberger’s aging body. Senior diets should favor lean protein, omega fatty acids, and joint-supportive ingredients like glucosamine and chondroitin. Maintaining a stable weight relieves stress on the joints and heart, critical in large breeds prone to orthopedic and cardiac issues.

Before introducing supplements or new foods, ask your vet for metabolic screening. Senior metabolism slows down, and caloric needs can drop by 20–30%.

Our Leonberger dog Bronco is standing in front of me and looking straight into the camera. I am sitting down.
Our old Leonberger dog Bronco is coming up to me. Maybe it is dinner time.

Organized Health Tracking for Long-Term Comfort

Keeping your Leonberger’s medical and health information in one place transforms how you coordinate care, especially across multiple veterinarians or specialists. When you can easily review past test results, medication schedules, or dietary shifts, you reduce oversight risks and improve continuity of care. Centralized documentation also helps detect subtle changes over time, like gradual increases in kidney markers or weight fluctuations.

For this reason, an online PDF platform like this is worth a look.It offers practical tools to manage your pet’s documents in PDF form, and you can even convert, compress, edit, rotate, or reorder files. Keeping your records as PDFs ensures they’re universally accessible and easily shareable with any vet clinic.

Old Leonberger with a grey muzzle lying on the ground and looking into the camera.
Old Leonberger. Notice the gray muzzle. Stock Photo ID: 1844035084 by Daniel Lesk.

Create a Home Environment That Supports Aging

Leonbergers are emotional creatures, they notice routine disruptions and physical discomforts more than we realize. Making environmental adjustments will enhance both safety and serenity. Here’s a simple how-to checklist to start with:

➢ Schedule consistent feeding, exercise, and sleep times.

➢ Install nonslip rugs or mats along walking paths.

➢ Keep water bowls elevated to reduce neck strain.

➢ Adjust room temperatures; older dogs chill more easily.

➢Use gentle lighting to help those with fading vision.

➢ Offer mental enrichment through scent games or puzzle toys.

Two Leonbergers standing next to each other and wearing party headwear typical for a carnival.
Digory and Obi two aging Leonbergers. Notice the grey muzzles. Photo by Jen O’Keefe.

Early Detection Through Routine Screening

Veterinary visits every six months (instead of annually) are invaluable in the senior stage. They allow for the timely detection of thyroid imbalances, early arthritis, and cardiomyopathy, all common in Leonbergers. Blood pressure checks, urinalysis, and cardiac ultrasounds should be part of your preventive plan. Here’s a quick comparison of recommended tests for senior Leonbergers:

Test TypeFrequencyPurpose
Bloodwork & UrinalysisEvery 6 monthsDetect organ stress or metabolic changes
Orthopedic ExamYearlyIdentify joint deterioration early
EchocardiogramEvery 12–18 monthsScreen for dilated cardiomyopathy
Dental CleaningEvery 6–9 monthsPrevent systemic inflammation
Weight & Body ConditionMonthly at homeTrack obesity risk
A photo of our old Leonberger lying on the sidewalk.
Our Leonberger Bronco taking a break during a walk. He is old for a Leonberger. He is 12 years old and 10 months.

Emotional Presence: The Subtle Form of Care

Leonbergers thrive on companionship. As they age, separation anxiety or confusion can intensify, especially if cognitive decline begins. Maintain a calm household rhythm, avoid sudden relocations, and keep them close to family life. The reassurance of your presence often does more for their comfort than any supplement or therapy.

FAQ

  1. How often should I adjust my Leonberger’s diet as they age?
    Most dogs benefit from a nutritional review every 6–9 months, as caloric and protein needs change. Work with your vet to adjust based on body condition and lab values. Small, incremental changes prevent digestive upset and weight swings.
  2. What’s the right exercise level for an elderly Leonberger?
    Aim for multiple 10–15 minute walks daily and low-impact play. Overexertion accelerates joint wear, while too little activity causes stiffness and muscle loss. Observe recovery time after walks as your guide.
  3. Can joint supplements really help?
    Yes, glucosamine, MSM, and omega-3 fatty acids can reduce inflammation and pain when used consistently. Results may take 4–8 weeks, so track improvements patiently. Always choose vet-approved formulations designed for large breeds.
  4. How do I recognize signs of cognitive decline?
    Look for pacing, confusion, or nighttime restlessness. These signs can mimic anxiety but often stem from age-related cognitive dysfunction. Specialized diets and enrichment can help slow progression.
  5. Is it okay to groom my senior Leonberger as before?
    Grooming is still essential, but adjust for comfort. Shorter sessions with frequent breaks reduce fatigue and stress. Keep nails trimmed to prevent balance issues and discomfort.
  6. When is it time to consider palliative or hospice care?
    When daily mobility, appetite, and emotional engagement decline significantly despite treatment, it may be time to focus on comfort. A quality-of-life assessment from your vet can guide compassionate decisions. The goal shifts from curing to easing.
The photo shows the face of Leonberger lying down.
Closeup of old Leonberger Stock Photo ID: 1942925251 by Wirestock Creators.

Conclusion

Caring for an aging Leonberger is both an art and an act of devotion. It’s about more than prolonging life, it’s about enriching every moment your dog still wants to share. With consistent monitoring, gentle activity, and a serene home rhythm, your Leonberger can continue to live with grace, dignity, and the steady comfort of your presence.

Photos of a Senior Leonberger

Our Leonberger Bronco or Le Bronco von der Löwenhöhle lived a very long life for a Leonberger. Large dogs do not live as long as small dogs and giant breeds such as St. Bernards, Great Danes, and Leonbergers have much shorter life spans. The average life span for Leonbergers is 8 years. Bronco died two weeks short of 13 years. He got a so called, Grey Muzzle Award, from the Leonberger Health Foundation International, and we submitted his DNA to a lab for research. The Leonberger Health Foundation International is an organization that support health related Leonberger-specific research. They fund research on various illnesses common in Leonbergers as well as the longevity of Leonbergers. This research benefit other giant breeds as well.

Dogs are considered senior after they pass 2/3 of their expected lifespan (5.3 years), which means that Bronco technically was a senior for more than 2/3’s of his life. This posts, feature 20 photos from his old age.

Photo of our Leonberger Bronco sitting in the front lawn.
Our Leonberger Bronco sitting in the front lawn.

In this photo our Leonberger Bronco is eleven years old and standing in front of our hallway. Old age is starting to set in. In this photo he has already had squamous cell carcinoma a toe-skin cancer and he has amputated a couple of toes.
In this photo our Leonberger Bronco is eleven years old and standing in front of our hallway. Old age is starting to set in. In this photo he has already had squamous cell carcinoma a toe-skin cancer and he has amputated a couple of toes.

In this photo our Leonberger Bronco is eleven years old, looking a little bit scruff and getting grey hair.
Our Leonberger Bronco eleven years old, looking a little bit scruff and getting grey hair.

Bronco with our pug Daisy whom he protected with his life. He saved her life by intervening when a lose German Shepherd went after her and he even shared food with her he had stolen from me.
Bronco with our pug Daisy whom he protected with his life. He saved her life by intervening when a lose German Shepherd went after her and he even shared food with her he had stolen from me.

Photo of Bronco and Daisy in our bug red sofa. Bronco loved our big red sofa. It was great for him but too deep to be comfortable for humans.
Bronco loved our big red sofa. It was great for him but too deep to be comfortable for humans.

Photo of Bronco and Daisy in the backyard.
Bronco and Daisy in the backyard.

Bronco is welcoming a new puppy, a mini-Australian Shepherd called Rollo.
Bronco is welcoming a new puppy, a mini-Australian Shepherd called Rollo.

Rollo loved playing with Bronco. He walked all over him, sat on his head like a hat and dangled in his tail. Bronco was patient.
Rollo loved playing with Bronco. He walked all over him, sat on his head like a hat and dangled in his tail. Bronco was patient.

Two buddies in the backyard.

Photo of Bronco's face. Bronco is hungry and is coming to get my attention.
Bronco is hungry and is coming to get my attention.

Photo of our Leonberger Bronco in Grandpa’s bushes.
Our Leonberger Bronco in Grandpa’s bushes.

Our Leonberger Bronco is twelve years old in this photo, a quite respectable age for a Leonberger.
Our Leonberger Bronco is twelve years old in this photo, a quite respectable age for a Leonberger.

Photo of our Leonberger Bronco with sunrays shining down on him. Our Leonberger Bronco was a saint. He saved Daisy’s life, he might have saved the life of our Labrador Baylor as well, when he sniffed out an oncoming insulin shock before it happened.
Our Leonberger Bronco was a saint. He saved Daisy’s life, he might have saved the life of our Labrador Baylor as well, when he sniffed out an oncoming insulin shock before it happened.

Photo of our Leonberger Bronco in front of a broken fence. Bronco has a bandage with a ziplock bag around it. A tornado ravaged our neighborhood, smashed our chimney, ruined our roof, and partially damaged our fence. It was not Bronco huffing and puffing. He had just had a toe amputation due to a reoccurrence of squamous cell carcinoma. He has a bandage on his leg, which was protected by a one-gallon zip-lock bag when he is walking outside.
A tornado ravaged our neighborhood, smashed our chimney, ruined our roof, and partially damaged our fence. It was not Bronco huffing and puffing. He had just had a toe amputation due to a reoccurrence of squamous cell carcinoma. He has a bandage on his leg, which was protected by a one-gallon zip-lock bag when he is walking outside.

Photo of Bronco with his Grey Muzzle Award. He received the award for living longer than 12 years, a rare feat for a Leonberger. It is the Leonberger Health Foundation International that give out this award.
Bronco’s Grey Muzzle Award has arrived. He received the award for living longer than 12 years, a rare feat for a Leonberger. It is the Leonberger Health Foundation International that give out this award.

Our Leonberger Bronco with the, so called, cone of shame. Well, it was a soft cone for comfort and the largest size to match his size. Unfortunately, he swung that cone around sometimes clearing tabletops.

Photo of Bronco barging into the bathroom with his cone and all. He didn’t like being alone.
Bronco barging into the bathroom with his cone and all. He didn’t like being alone.

Photo of old Bronco sitting in the backyard.
Old Bronco sitting in the backyard.

Our Leonberger Bronco was almost 13 years old in this photo.
Our Leonberger Bronco was almost 13 years old in this photo.

Among the last photos of Bronco. After this photo he passed away from a heart failure. He always had a heart of gold but even hearts of gold don’t last forever.
Among the last photos of Bronco. After this photo he passed away from a heart failure. He always had a heart of gold but even hearts of gold don’t last forever.