Sundowning in dogs is a set of behavioral changes—most commonly associated with canine cognitive dysfunction (dementia) or anxiety—where senior dogs become increasingly confused, anxious, restless, or agitated in the late afternoon and evening. Symptoms often include pacing, vocalizing (whining/barking), disorientation, and disrupted sleep-wake cycles.

What does dog sundowning look like?

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.

What triggers sundowning in dogs?

As dogs get older, their brains naturally change, which can affect their cognitive function and lead to behaviours we see in sundowning syndrome. This form of cognitive dysfunction can result from changes in brain functions, reduced production of sleep hormones such as melatonin, and/or reduced sensory perception.

Is sundowning a thing for dogs?

Sundowner syndrome, also known as sundowning, is a phenomenon observed in some dogs with canine cognitive dysfunction (CDS).

How to calm a sundowning dog?

Besides relying on calming medications and supplements, try out some of these at-home tips to help decrease sundowning:

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.

Canine Dementia: everything you need to know about senility in dogs

What dog breeds are prone to 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 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 occur?

The symptoms of sundowning typically occur between the hours of 4:30 p.m. to 11 p.m. and may be worse during the fall and winter months when the daylight hours are shorter. As a caregiver, some signs to look out for include: Signs of fatigue or unmet needs, pain or discomfort. Agitation, anger or irritability.

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).
 

How do dogs behave when they have dementia?

Dog dementia (Cognitive Dysfunction Syndrome - CDS) causes confusion, anxiety, sleep changes, and house-soiling, with behaviors like getting lost in familiar places, increased nighttime restlessness or vocalizing, accidents indoors, withdrawn or clingy behavior, and losing interest in activities, often summarized by the acronym DISHAA (Disorientation, Interaction changes, Sleep-wake cycles, House soiling, Altered activity, Anxiety). These changes stem from brain aging, but a vet visit is crucial to rule out other serious illnesses like tumors or infections that mimic dementia symptoms.
 

Do dogs get Sundowners syndrome?

Sundowners syndrome, also known as sundowning, is a condition that affects some older dogs, causing confusion and restlessness in the evening and at night.

At what age does dog dementia start?

Dementia, also known as canine cognitive dysfunction (CCD), is the deterioration of the brain seen in senior dogs, starting around age 9. Symptoms and signs include confusion, irritability, anxiety, changes in appetite, not wanting to play, house soiling, and compulsive behaviors, among others.

How do you calm a sundowning dog?

It's characterized by confusion, anxiety, and restlessness in senior dogs at night. You can help calm your dog by creating a predictable nighttime routine, a safe and cozy space, and using calming aids like pheromone diffusers or gentle music.

Is sundowning close to death?

Sundowner's Syndrome at the end of life is also common, although it can also occur during earlier stages. Sometimes referred to as “sundowning,” this symptom describes the worsening confusion, anxiety, and agitation that patients experience late in the afternoon and evening.

Are dogs scared when they have dementia?

A: Activity and anxiety

Your dog may show more or less activity, for example, pacing at night but unwilling to go on walks during the day. They may resist going to new places or meeting new people and also act anxious in social situations.

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.

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.

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