Get

In Your Inbox

Dogster is reader-supported. When you buy via links on our site, we may earn an affiliate commission at no cost to you. Learn more.

When Is a Dog Considered a Senior? Vet Verified Considerations as Your Dog Ages

an old senior german shepherd dog with grey hair

While all dogs differ in genetics and general health, time is one factor that will inevitably impact all pets and their owners. There’s no escaping the effects of old age and the physical, mental, and behavioral slowdowns that demand extra attention from caregivers. Dogs generally become seniors at 7–8 years, entering a phase that can be as fulfilling as any life stage, though preparation on the owner’s side will make all the difference.

Essential to this is understanding when that senior transition occurs. If your furry best friend is getting up there in years, check out these critical insights into when a dog is considered a senior and what you should think about to make them comfortable and content as they age.

Dogster divider_v1_NEW_MAY_24_

When Is a Dog Considered a Senior?

Generally, dogs reach their senior phase after 7–8 years, yet owners should understand that dogs grow at different rates. The point where they reach their senior status isn’t predetermined. Even dogs from the same litter can vary drastically in how fast they age. At best, we can generalize the age of senior dogs by looking at their breed and health history.

Size

Smaller dogs typically age slower and live longer than larger dogs. The following are the ages when different breeds typically reach their senior years:

  • Small and toy dogs (<20 pounds): 10–12 years
  • Medium dogs (<50 pounds): 7–10 years
  • Large dogs (>50 pounds): 6–8 years

Small and medium breeds are considered geriatric once they exceed 11 years, while larger dogs become geriatric at around nine. While physiological aging can vary according to a dog’s lifespan, cognitive decline may not.

Dogs develop cognitively at similar rates regardless of size or breed. In other words, large dogs could have a shorter senior period. Although they may die sooner, they don’t necessarily lose their mental acuity earlier in life than small dogs, a vital consideration for owners seeking to optimize their pets’ quality of life.

You’re welcome to use our images, but we require you link directly to this site for credit (ex. Image from Dogster)

Injury, Disease, or Trauma

Early aging often occurs due to experiential factors. Severe injuries can hobble a dog for life, leading to early-onset joint issues and arthritis. Inherited diseases, an unsuitable lifestyle and obesity can contribute to chronic illnesses like diabetes, osteoarthritis and cancer.

Alongside any mental or emotional trauma that causes prolonged stress responses, these issues can quickly hasten aging signs.

Signs of Aging in Dogs

Aging is a long, meandering process that makes itself known in several ways. Physical signs will appear, and your dog’s habits and energy level will shift due to changing capabilities and mental decline.

Some changes will be overt, and others will be more subtle. The following are some of the common signs of an aging dog.

Physical Signs
  • Periodontal disease
  • Weight changes, loss of muscle
  • Dull, dry coat, possibly with hair loss
  • Eye cloudiness and vision deterioration
  • White and gray hairs around the face
  • Hearing loss
  • Decreased tear production
Behavioral Signs
  • Increased cold sensitivity
  • Changes in eating or drinking frequency
  • Difficulty walking and using stairs
  • Disinterest in routine activities like walking or play
  • Changes in sleep (longer sleeping periods or restlessness and insomnia)
  • Disoriented behavior, such as getting lost in familiar areas or prolonged staring at nothing
  • New fears, anxiety, and aggression, even toward familiar people

Cognition and Physical Health

The cognitive and physical changes that come with aging may also play into one another. Pain and signs of musculoskeletal, neurological, and metabolic disorders correlate with increased cognitive dysfunction.

Considering the connection between the body and mind is crucial for owners and vets. Though the cause of the relationship isn’t well-defined, cognitive testing may be useful as dogs show signs of disease and injury that come with age. Conversely, signs of mental decline may warrant exams looking for underlying physical causes, particularly pain, sensory issues, and digestive or metabolic disorders.

senior male golden retriever dog lying outdoor
Image Credit: Yobab, Shutterstock

Dogster divider_v2_NEW_MAY_24_

Critical Considerations for a Senior Dog

There are countless ways to improve your dog’s quality of life as they enter their senior years, depending on the bodily wear they experience. Finding the best routine and identifying all your dog’s pain points can be tricky, but for simplicity, most of the effort boils down to one factor: your relationship with your vet.

As an expert who is intimately aware of your dog’s unique development path, your vet will be an essential resource as your dog ages. While they transition into their golden years, make vet appointments at least a twice-a-year ritual. Discuss your dog’s nutrition, exercise routine, and environment to accommodate your dog and maintain their energy and well-being.

Nutrition

Dogs that are slowing down may benefit from a senior formula designed for their changing lifestyle and bodily needs. Your vet can recommend a food with the proper protein levels and lower calories to maintain their physique as their activity level and metabolism wane.

Increased omega-3 fatty acids, glucosamine, and other additives may benefit your dog’s cognitive health, muscles, skin, and joints to improve their longevity. Based on your dog’s health history, your vet may suggest specific prescription diets targeted for any health conditions they suffer from.

If you need to speak with a vet but can't get to one, head over to PangoVet. It's an online service where you can talk to a vet online and get the personalized advice you need for your pet — all at an affordable price!

PangoVet_Mention-in-Content Savings V1

Exercise

Maintaining your dog’s exercise and mental enrichment routine is arguably more crucial in a dog’s senior years than in any other life stage. Puzzle toys, soft chews, and brain games will keep your dog motivated and happy. Training sessions should still have a place in the routine. With regular mental activity, your dog will continue flexing their cognitive capabilities and potentially avoid some of the stress that comes with age.

Exercise will be particularly critical in preventing obesity and associated health issues. Your dog may not be up for strenuous hikes and intense games of fetch like before, but you can still get in the necessary work with a few wise changes. For instance, you can take them on more frequent shorter, slower walks with lots of time to sniff which is great for mental stimulation as well.

Dog handler is walking with his obedient airedale terrier dog on the road in a forest
Image Credit: thka, Shutterstock

Environment

Adjusting your dog’s surroundings will help them adapt to changes in their cognitive and physical health. The following are a few considerations that could significantly improve your dog’s daily life:

  • Providing a safe, comfortable space in an out-of-the-way area for them to retreat to if they feel overwhelmed, afraid, or stressed
  • Using thick, soft mattresses to ease aching joints while sleeping
  • Reducing clutter that may confuse or disorient them
  • Keeping furniture in the same place
  • Closing off dangerous areas
  • Using mats, different floor textures, and scents around the home to help them adjust to poor vision
  • Using ramps for getting into the car or navigating the house

Dogster divider_v1_NEW_MAY_24_

Final Thoughts

Metabolism, hormones, and countless other factors will change as dogs age, and owners must prepare accordingly. Before your dog shows signs of age, look into pet insurance. Getting coverage while your dog is healthy will keep premiums affordable while ensuring you can address age-related complications immediately.

You can compare the insurance plans and discuss your dog’s needs with your vet so you can manage the transition to the senior phase as smoothly as possible.


Featured Image Credit: Suchavadee, Shutterstock

Want content like this delivered to you?

Sign Up For Our Newsletter

News, insights, expert advice, and everything dog

* By submitting, you agree to our Terms & Conditions and Privacy & Cookies Policy.

How useful was this post?

Click on a star to rate (you can leave written feedback after clicking submit)

Help us improve Dogster for pet parents!

Your feedback really matters.

What did you like about this post? Also how can we improve it?

Join the conversation

Leave a Reply

You’re very welcome to leave a comment or question. Please know that all comments must meet our community guidelines, and your email address will NOT be published. Let’s have a positive and constructive conversation.

Talk With A Vet Online

Peace of mind,
anywhere, anytime

Affordable vet advice

How to Train Your Dog to Use Grass Potty Pads: 10 Vet-Approved Tips

Grass potty pads are a great way to protect a lawn or flower beds while providing your dog with somewhere outdoors that they...

Why Do People Poison Dogs? Vet Reviewed Facts & Prevention Tips

A pet being poisoned by a vindictive neighbor or spiteful child is one of a pet owner’s greatest fears. There are stories of...

When to Take a Puppy to the Vet for the First Time? Vet-Verified Facts & FAQ

You’ve just gotten a new puppy, so life is grand, but what happens next? After the excitement over having a new furry friend...

COVID Sniffing Dogs — Accuracy, Training, and Who Uses Them

By now, most of us are aware of the miraculous capabilities of our beloved canines. From police dogs to guide dogs, rescue, medical...

More related

10 Dog-Friendly Beaches in Maryland to Visit in 2025

Nothing beats a trip to the beach during summer, especially in the company of a trusted dog. And there’s no shortage of fun...

13 Westie Pros & Cons You Should Know

Every dog has an individual character, which means that while your Westie might be playful, lively, and energetic, the Westie living next door...

How to Get a Dog to Take a Pill: 7 Vet-Approved Tips to Consider

Getting your dog to take a pill can be a challenging task and a stressful one if it’s medication that your pet must...

How Well Do Weimaraners Swim? Facts & Safety Tips

Weimaraners are all-purpose gundogs bred in Germany to hunt large game, though their use evolved to small game like rabbits, foxes, and waterfowl....

Keep reading

Can Dogs Eat Smoked Salmon? Vet-Approved Benefits & Risks

If your dog tends to eat fish, you may wonder if human delicacies, such as smoked salmon, are suitable for your furry friend. Salmon has many benefits and is an excellent source of protein and omega-3 fatty acids for humans...

Can Dogs Eat Smoked Salmon

9 Best Dog Food for Small Dogs With Allergies in 2025: Reviews & Top Picks

Small dog breeds have special dietary and nutritional needs that must be fulfilled for healthy daily functioning.1 So, it can be pretty challenging to find healthy dog food for small dogs that also have allergies and food sensitivities. For the...

poodle dog eating

Can Dogs Eat Tamarind? Vet-Verified Nutrition Facts & Info

Tamarind is a pod-like fruit with a tangy and sweet flavor. It’s native to tropical Africa, though it can grow in some places in the United States (namely Southern Florida). Though it is not as easy to find in most...

Dogster-Can-Dogs-Eat-Tamarind

Which Dog Foods Have Never Been Recalled? 10 Popular Brands

The last thing that you want to do is feed tainted dog food to your dog. One of the best ways to determine if a dog food company might have a recall in the future is to check if they’ve...

close up beagle eating

Can Dogs Eat Cinnamon Toast Crunch? Vet-Verified Nutrition Facts & FAQ

Breakfast is not only the most important meal of the day, but you may think it’s the best one, too. Whether you’re chowing down on pancakes, bacon, oatmeal, or eggs, it’s hard not to love this meal. However, what’s a...

Can Dogs Eat Cinnamon Toast Crunch

9 Best Dog Foods for Heart Disease in 2025 – Reviews & Top Picks

Dealing with heart disease in your dog can be frightening and intimidating. There are special dietary needs, as well as medications and vet visits. To help guide you in choosing a great food for your dog with heart disease, we’ve...

veterinarian checking up a golden retriever dog using stethoscope

How to Read a Dog Food Label: 8 Vet-Approved Tips

We always want the absolute best for our pets, whether it be the most fun new toys or the coziest beds. Nutrition is certainly no exception to this rule. However, if you’ve gone pet food shopping, you know how overwhelming...

woman with her dog at pet store

10 Best Dog Foods for Jack Russells in 2025 – Reviews and Top Picks

Jack Russell Terriers are, without a doubt, a unique breed. The small dog is full of energy, a marvelous digger, and has more love than its little body can hold. While small in size, Jack Russells need a balanced diet...

jack russell terier puppy eating food from bowl