Can Dogs Get Nightmares?

By the Can Dogs Get editorial team · Checked against AKC and veterinary sources

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Short answer Probably yes. Dogs dream, and some dreams may be bad.

Occasional twitchy, whimpering sleep is normal. Frequent, intense episodes are worth a closer look.

Most likely yes. Dogs cycle through REM sleep just as we do, the stage where vivid dreams happen, so a twitching, whimpering sleeping dog may well be dreaming. Whether they have true nightmares is hard to prove, but occasional distressed sleep is normal. Frequent or very intense episodes can be worth paying attention to. In an older dog, restless or disturbed nights can also be an early sign of canine dementia.

✅ Occasional twitching, paddling and soft whimpers ❌ Frequent thrashing, waking terrified, or possible seizures

REMwhere dogs dream

Normalif occasional

Do notstartle a dog awake

On this page

Dreaming vs a problem
Helping your dog sleep
Nightmare or seizure?
FAQ

Dreaming vs a Real Problem

Normal dream signs

Twitching paws or paddling legs
Soft barks, whimpers or muffled growls
Fluttering eyelids and moving whiskers
Easy to wake and quickly back to normal

How to Help Your Dog Sleep Well

Tire the body and mind. Daily exercise and play lead to calmer sleep.
Keep a routine. A predictable, relaxing bedtime helps your dog settle.
Offer a safe bed. A comfortable spot away from noise and disturbance.
Reduce daytime stress. A calmer day often means calmer nights, and an overtired dog often sleeps more fitfully, not less.
Do not startle awake. Rouse gently with your voice, never by grabbing.

⚠️ Nightmare or seizure? If your dog goes rigid, paddles uncontrollably, does not respond to your voice, or seems dazed and disoriented afterward, it may be a seizure rather than a dream. Note what you see and contact your vet.

See also Sleep changes often travel with mood and behavior, from low mood to jealousy over a new pet.

Frequently Asked Questions

Do dogs actually dream?

Almost certainly. Dogs cycle through REM sleep, the same stage where vivid dreams happen in people, and brain studies suggest they replay daily experiences. The twitching paws, soft barks and paddling you see in a sleeping dog are classic signs of dreaming.

Should I wake my dog from a nightmare?

It is best not to. A startled dog waking suddenly from a bad dream may snap out of fear or confusion before it realizes where it is. If you must rouse your dog, do it gently with your voice from a small distance rather than by touching.

How can I help my dog sleep peacefully?

Give your dog plenty of exercise and mental stimulation during the day, a calm bedtime routine, and a comfortable, safe sleeping spot away from noise. Reducing daytime stress often leads to calmer nights.

How do I tell a nightmare from a seizure?

A dreaming dog is easy to wake and quickly returns to normal. A seizure is different: the body may go stiff or paddle uncontrollably, the dog does not respond to your voice, and afterward it can seem dazed or disoriented for a while. If you suspect a seizure, contact your vet.

⚠️ Emergency? If your dog may have swallowed something toxic or is seriously unwell, contact your vet or a pet poison helpline immediately (in the US, the Pet Poison Helpline is 855-764-7661).

Sources: American Kennel Club (akc.org), VCA Animal Hospitals (vcahospitals.com) and the American Veterinary Medical Association (avma.org). This guide is for general information and is not a substitute for advice from your own veterinarian. See our editorial & review policy.