Sundowning in dogs, a symptom of Canine Cognitive Dysfunction (dementia), appears as increased anxiety, confusion, and restlessness, typically starting in the late afternoon or evening. Affected dogs often pace, whine, bark, or wander aimlessly, appearing disoriented and unable to settle. Other behaviors include getting stuck in corners, staring at walls, house-soiling, and disrupted, sleepless nights.

How to tell if a dog is sundowning?

Dogs suffering from sundowners may get lost in their own homes, struggle with navigating doorways and other physical obstacles, and get ``stuck'' in odd locations, such as behind a door or in a corner. You might also notice a vacant stare, as if your dog isn't totally sure who you are or where they are.

What mimics sundowners in dogs?

Medications to help with circadian rhythms – dogs with cognitive dysfunction often will pant, pace, and sometimes vocalize at night then be exhausted and sleep all day. It is thought to be similar to sundowning in humans where the circadian rhythms become dysregulated. It can lead to a vicious cycle.

What time of day does sundowning start in dogs?

Sundowner syndrome, also known as sundowning, is a phenomenon observed in some dogs with canine cognitive dysfunction (CDS). It refers to a pattern of increased confusion, restlessness, and agitation that occurs in the late afternoon or evening.

What to give a dog with sundowners?

My beautiful Sammy had CCD as well canine cognitive disorder also known as Sundowners syndrome. Trazodone can be a very effective medication to help reduce anxiety and restlessness.

Sundowner's Syndrome in senior pets

How to calm down a sundowning dog?

How can you calm a dog with sundowners?

1. Maintain a calm household (or give your dog a quiet spot) ...
2. Play calming music. ...
3. Avoid bright lights, especially in the evening or at night. ...
4. Exercise and explore together. ...
5. Keep your dog's surroundings familiar and safe.

What is the 7 7 7 rule for dogs?

The "7 7 7 rule" for dogs is a puppy socialization guideline, originally by Pat Hastings, suggesting exposing puppies to 7 different people, 7 different locations, and 7 different surfaces/objects/sounds/challenges (variations exist) by about 7 weeks old to build confidence, resilience, and prevent fear or anxiety as adults. Key experiences include meeting diverse individuals, visiting different places like a vet's office or friend's house, walking on various substrates (grass, tile, carpet), and encountering new objects and gentle challenges (like tunnels or boxes).
 

What breeds are prone to dog dementia?

There are no specific dog breeds prone to dementia—any dog could develop it. However, smaller dog breeds can have a higher risk of developing dementia, but this can partially be attributed to the fact that they, on average, live longer than larger breed dogs.

What can trigger sundowning?

Sundowning triggers in people with dementia often involve a mix of biological factors, like disrupted internal clocks and fatigue, and environmental stressors, such as low light, shadows, routine changes, or hunger/thirst, all amplified by the brain changes from dementia itself, leading to increased confusion, anxiety, and agitation as evening approaches. Common triggers include fatigue, changes in light, disrupted routines, unmet needs (hunger, pain, infection), and emotional stress from caregivers or surroundings.

Do dogs with sundowners bark a lot?

Common sundowner symptoms in Dogs:

Increased Vocalization: Excessive barking, whimpering, or whining, often without an apparent reason, especially at night. Disorientation and Confusion: Your dog might stare blankly, get stuck in corners, or seem lost in familiar rooms.

What medication is used for sundowning dogs?

I often prescribe melatonin, a hormone that helps regulate sleep cycles. There's a specific medication called selegiline (Anipryl®) that's approved for canine cognitive dysfunction. I find it works well in some dogs, not so much in others.

How to identify sundowning?

"Sundowner signs" refer to increased confusion, agitation, anxiety, and behavioral changes (like pacing, yelling, wandering) that typically worsen in the late afternoon and evening in individuals with dementia, often linked to circadian rhythm shifts, fatigue, and boredom. These signs include emotional distress, sleep disturbances (insomnia), aggression, and disorientation, and are common in Alzheimer's and other dementias as daylight fades, impacting the person and their caregivers. 

How long does 1 hour feel to a dog?

An hour for a dog doesn't pass like it does for humans; due to their faster metabolism and perception, a human hour feels much longer to a dog, with some suggesting it's closer to 7 minutes of their time, making a work day feel like days, and explaining their intense excitement when owners return from seemingly short absences. They sense time through routines, smells, and body changes, not abstract clocks. 

What is the 2 1 rule for dogs?

“The 2:1 crate rule says that for every two hours a dog spends inside their crate, they should spend one hour out of the crate,” explains Lane. “For puppies, especially those still potty training, this is generally a good rule of thumb.

What can I give my dog for sundowners?

Denenberg suggests, “Owners should add mental and environmental enrichment and exercise. Ideally, these can be provided on a predictable schedule so the dog may remember and expect them. If the owners can provide it more during the day and especially use it as a pre-emptive tool, it may help with Sundowner syndrome.”

What stops sundowning?

To prevent sundowning, establish a predictable daytime routine with plenty of natural light and activity, then create a calm, well-lit, and less stimulating environment in the evening with soft music and familiar objects, while avoiding caffeine, alcohol, and large meals late in the day to reduce confusion and agitation. Keeping a consistent schedule helps regulate the body clock and provides reassurance for people with dementia, but always talk to a doctor about potential underlying issues like pain or medication side effects.

What can be mistaken for dog dementia?

However, CDS remains underdiagnosed due to lack of awareness – pet owners often assume the symptoms are a part of normal ageing, rather than dementia. Another issue with diagnosis is that many of the symptoms of CDS overlap with other conditions such as diabetes, deafness, and osteoarthritis.

What does sundowning look like in dogs?

Sundowning in dogs, a sign of Canine Cognitive Dysfunction (CCD), looks like increased confusion, restlessness, and anxiety in the late afternoon/evening, with symptoms including aimless pacing, getting stuck in corners, excessive barking/whining, house-soiling accidents, sleep pattern changes (more daytime sleep, less nighttime), and altered interactions like clinging or withdrawal, all linked to a disturbed sleep-wake cycle.

How do vets check for dementia in dogs?

If clinical signs of dog dementia are recognized, an MRI can help with diagnosis of CCDS. Degenerative brain diseases like canine cognitive dysfunction syndrome literally cause the brain to shrink, which can be captured by an MRI. MRI also helps to exclude other conditions that could impact a dog's health.

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