# Why Is My Dog crying when lying down? Arthritis Disc Disease and Pain Guide
## Key Takeaways
- Crying when lying down in dogs is a non-specific sign of musculoskeletal or spinal pain, most commonly attributed to osteoarthritis (OA) or intervertebral disc disease (IVDD).
- Osteoarthritis involves progressive cartilage breakdown in joints, leading to pain from joint compression and stiffness after inactivity, often exacerbated by cold/damp weather.
- Intervertebral disc disease (IVDD) involves disc degeneration causing pressure on the spinal cord or nerves, resulting in pain from nerve compression and protective muscle spasms, with Hansen Type I (sudden onset) and Type II (gradual onset) being distinct forms.
- Veterinary diagnosis involves orthopedic and neurological examinations, with imaging modalities like radiographs (X-rays) for OA and spinal alignment, CT for calcified discs, and MRI for detailed spinal cord assessment.
- Management is multimodal, including NSAIDs and gabapentin for pain, weight management and physical therapy for OA, and strict cage rest or surgery for IVDD, with human medications being strictly contraindicated.
- Immediate veterinary attention is critical for red flags such as sudden paralysis, loss of bladder/bowel control, or severe, uncontrollable pain, which may indicate a surgical emergency.
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If your [dog](/knowledge/veterinary-medicine/clinical-methods/dog) cries, whimpers, or yelps when settling down to rest, they are trying to tell you that movement into that position hurts. Vocalizing when lying down is a common but non-specific sign of musculoskeletal or spinal pain. The two most frequent culprits are osteoarthritis (arthritis) and intervertebral disc disease (IVDD). This guide explains the difference between these conditions, how veterinarians diagnose them, and what you can do to help your dog rest comfortably again.
**Owner Triage Summary:** If your dog cries only when lying down but otherwise walks, eats, and plays normally, schedule a veterinary visit within 24 to 48 hours. If the crying is accompanied by shaking, panting, a tucked abdomen, refusal to move, dragging limbs, or loss of bladder control, treat this as an emergency and seek immediate veterinary care.
## At a Glance: Arthritis vs. Disc Disease
| Feature | Osteoarthritis (Arthritis) | Intervertebral Disc Disease (IVDD) |
|-----|--------------|------------------|
| **Pain location** | Joints (hips, knees, elbows, spine) | Neck or back (spine) |
| **Typical signal** | Stiffness, difficulty rising, lameness | Weakness, incoordination, paralysis |
| **Pain when lying down** | Yes, due to joint pressure and stiffness | Yes, due to nerve compression and muscle spasm |
| **Worse in cold or damp weather** | Often reported by owners | Less consistent |
| **Neurological signs** | Rare, unless spinal arthritis is severe | Common (weakness, wobbling, dragging [paws](/knowledge/veterinary-medicine/clinical-methods/paws)) |
| **Age of onset** | Middle-aged to senior dogs | Any age, but common in middle-aged dogs |
| **Breeds at higher risk** | Large and giant breeds, active working dogs | Dachshunds, French Bulldogs, Beagles, Shih Tzus |
| **Diagnostic imaging** | Radiographs (X-rays) | X-rays, CT, MRI |
| **Emergency potential** | Low, but quality of life can decline | High, if spinal cord compression is severe |
## Understanding the Anatomy of Canine Pain
To understand why your dog cries when lying down, it helps to know how the spine and joints work. The spine is made of individual bones called vertebrae, and between each vertebra sits a soft, gel-filled cushion called an intervertebral disc. This disc has a tough outer ring (annulus fibrosus) and a jelly-like center (nucleus pulposus). It acts as a shock absorber, allowing the spine to bend and twist without the vertebrae grinding against each other.
Joints, such as the hip, knee, and elbow, are where two bones meet. The ends of these bones are covered with smooth cartilage that allows friction-free movement. A joint capsule surrounds the junction and contains synovial fluid, which lubricates the joint.
When any of these structures become damaged or diseased, the body responds with inflammation. Inflamed tissues are sensitive to pressure and movement. When your dog lies down, they must bend their spine and flex their joints. This movement compresses the inflamed structures, triggering pain receptors that send signals to the brain. The vocalization you hear is your dog's natural response to that pain signal.
## Why Crying When Lying Down Is a Specific Clue
Pain that occurs specifically when lying down, rather than during activity, points toward mechanical pain. This type of pain happens when a structure is physically compressed or stretched. In arthritis, the joint surfaces become rough and the joint capsule thickens. Bending the joint to curl up compresses these rough surfaces. In disc disease, changing position shifts the vertebrae and puts pressure on an already irritated disc or nerve root.
The position your dog chooses can also offer clues. A dog with neck pain may cry when lowering their head to rest. A dog with hip arthritis may cry when they have to fold their hind legs underneath their body. A dog with back pain may cry when they try to curl into a tight ball, a position that flexes the spine and increases pressure on the discs.
## Osteoarthritis: The Wear-and-Tear Disease
Osteoarthritis, also called degenerative joint disease, is the most common cause of chronic pain in dogs. It is a progressive condition where the cartilage that cushions joints breaks down over time. As cartilage wears away, the underlying bone becomes exposed. The body tries to repair the damage by growing new bone around the joint edges, which leads to the formation of bone spurs. This process makes the joint stiff, swollen, and painful.
### How Arthritis Causes Pain When Lying Down
Several mechanisms explain why arthritis hurts when your dog tries to rest:
1. **Joint compression:** Curling up or lying on the affected side directly compresses the damaged joint.
2. **Stiffness after inactivity:** When a dog lies still for a while, the joint fluid becomes thicker and less lubricating. The first movement to change position is the most painful.
3. **Muscle strain:** Dogs with arthritis often shift their weight to avoid painful joints, which overworks other muscles. These muscles become sore and can spasm when the dog tries to settle.
4. **Weather sensitivity:** Many owners report that their arthritic dog is more painful in cold or damp weather. While the exact mechanism is debated, changes in barometric pressure may affect joint pressure.
### Risk Factors for Canine Arthritis
- **Age:** Middle-aged and senior dogs are most commonly affected.
- **Breed:** Large and giant breeds such as Labradors, Golden Retrievers, German Shepherds, and Rottweilers are predisposed due to their weight and conformation.
- **Body condition:** Overweight dogs carry extra load on their joints, accelerating cartilage breakdown.
- **Previous injury:** A past fracture, cruciate ligament tear, or joint infection increases the risk of later arthritis.
- **Genetics:** Conditions like hip and elbow dysplasia are inherited and lead to early-onset arthritis.
## Intervertebral Disc Disease: The Spinal Emergency
Intervertebral disc disease (IVDD) is a condition where the discs between the vertebrae degenerate and either bulge or rupture. This abnormal disc material presses on the spinal cord or the nerve roots that branch off it. The pressure disrupts nerve signaling, causing pain, weakness, and potentially paralysis.
### Types of Disc Disease
- **Hansen Type I:** This type is common in chondrodystrophic breeds (dogs with short legs and long backs, like Dachshunds and Corgis). The disc material calcifies and hardens prematurely. A sudden jolt or even normal jumping can cause the hardened disc to explode into the spinal canal. This is a sudden, severe onset.
- **Hansen Type II:** This type is more common in large-breed dogs. The disc degenerates slowly and bulges gradually over time, causing progressive spinal cord compression. The onset is slower and the signs develop over weeks or months.
### Why Disc Disease Causes Pain When Lying Down
The spinal cord and nerve roots are highly sensitive to pressure. When a disc bulges or herniates, it inflames the surrounding tissues and compresses the nerves. Lying down requires the spine to flex and extend. This movement changes the space between vertebrae. If a disc is already protruding, any movement can increase the compression on the nerve, causing a sharp jolt of pain.
Additionally, the body responds to spinal injury by contracting the muscles along the back. This muscle spasm is a protective mechanism to splint the spine and prevent further movement. However, the spasm itself is painful. When your dog tries to lie down, they must stretch these tight muscles, which triggers pain and vocalization.
### Breeds and Risk Factors for IVDD
- **Chondrodystrophic breeds:** Dachshunds, Beagles, Shih Tzus, Pekingese, French Bulldogs, and Corgis are at highest risk for Type I IVDD.
- **Large breeds:** German Shepherds, Labradors, and Dobermans are more prone to Type II IVDD.
- **Activity:** Jumping on and off furniture, running up stairs, and rough play can trigger a disc rupture in predisposed breeds.
- **Age:** Most dogs with IVDD are between 3 and 8 years old, though it can occur at any age.
## Other Causes of Pain When Lying Down
While arthritis and disc disease are the most common causes, other conditions can also cause your dog to cry when lying down:
- **Panosteitis:** A painful inflammation of the long bones in young, growing large-breed dogs. It causes shifting lameness and can make lying down painful.
- **Lumbosacral disease:** A condition affecting the junction between the last lumbar vertebra and the sacrum. It compresses the cauda equina nerves and causes pain when the dog sits or lies down.
- **Tumors:** Bone cancer (osteosarcoma) or spinal tumors can cause severe, progressive pain that worsens over time.
- **Pancreatitis:** An inflamed pancreas causes severe abdominal pain. Dogs may cry when lying down because the pressure on their abdomen increases the pain.
- **Cognitive dysfunction:** Senior dogs with canine cognitive dysfunction may vocalize at night due to confusion and disorientation, not necessarily pain. This is called sundowning.
## The Veterinary Examination: What to Expect
When you bring your dog to the veterinarian for crying when lying down, the examination will follow a structured approach. The veterinarian will take a detailed history, asking about when the crying started, what makes it better or worse, and whether there have been any changes in appetite, energy, or bathroom habits.
### The Orthopedic and Neurological Exam
The veterinarian will watch your dog walk, trot, sit, and rise. They will feel each joint for swelling, heat, or pain. They will flex and extend each limb to assess the range of motion. This is called an orthopedic examination.
They will also perform a neurological examination. This tests your dog's reflexes, proprioception (awareness of paw position), and spinal reflexes. They may test your dog's ability to feel their toes by gently pinching them. A dog that cannot feel its toes has a poor prognosis for recovery.
### Diagnostic Imaging
- **Radiographs (X-rays):** X-rays are the first-line imaging for suspected arthritis. They can show joint space narrowing, bone spurs, and thickened joint capsules. For spinal disease, X-rays can show narrowed disc spaces, calcified discs, or instability. However, X-rays cannot directly show a herniated disc.
- **CT (Computed Tomography):** CT scans are excellent for visualizing bone and calcified discs. They are often used to diagnose Type I IVDD.
- **MRI (Magnetic Resonance Imaging):** MRI is the gold standard for imaging the spinal cord and soft tissues. It can show exactly where and how much disc material is compressing the spinal cord. MRI is also useful for detecting early cartilage changes in joints that are not visible on X-rays.
### Laboratory Tests
Blood tests and urinalysis are often recommended to rule out metabolic causes of pain, such as infection or organ dysfunction. These tests also ensure your dog is healthy enough to receive certain medications.
## Evidence-Based Management of Canine Pain
The management of pain from arthritis or disc disease is multimodal, meaning it uses several different treatment strategies at once. This approach is more effective than relying on a single medication and often allows lower doses of each drug, reducing the risk of side effects.
### Medical Management of Arthritis
- **Non-steroidal anti-inflammatory drugs (NSAIDs):** These are the mainstay of arthritis pain relief in dogs. They reduce inflammation and pain. Common examples include carprofen, meloxicam, and grapiprant. These must be used under veterinary supervision because they can cause stomach ulcers and kidney damage, especially if combined with other drugs.
- **Gabapentin:** This medication is often added to NSAIDs for chronic pain. It is particularly useful for neuropathic pain, which is pain caused by nerve damage. It can help with the "wind-up" phenomenon, where the nervous system becomes hypersensitive to pain signals.
- **Disease-modifying osteoarthritis drugs (DMOADs):** These include injectable polysulfated glycosaminoglycan (Adequan) and oral supplements like glucosamine and chondroitin. They aim to slow cartilage breakdown and support joint health.
- **Weight management:** This is arguably the most important intervention. Reducing body weight decreases the load on painful joints. Even a 10% weight loss can significantly improve lameness in arthritic dogs.
- **Physical therapy:** Controlled exercise, swimming, and range-of-motion exercises help maintain muscle mass and joint flexibility. A veterinary rehabilitation therapist can design a safe program.
### Medical Management of IVDD
- **Strict cage rest:** For dogs with mild signs (pain but no weakness), strict cage rest for 4 to 6 weeks is the cornerstone of conservative management. This means no running, jumping, or stairs. The dog is only allowed out on a leash for short bathroom breaks.
- **Pain medications:** NSAIDs and gabapentin are commonly used to control pain and inflammation.
- **Muscle relaxants:** Drugs like methocarbamol can help relieve the muscle spasms that accompany spinal pain.
- **Surgery:** Dogs with severe neurological deficits (weakness, paralysis, or loss of pain sensation) often require surgery. A decompressive hemilaminectomy removes the disc material pressing on the spinal cord. Surgery is urgent; the longer the spinal cord is compressed, the lower the chance of full recovery.
### Advanced Pain Management Options
For dogs with chronic pain that is not well-controlled with oral medications, several advanced options exist. These should be discussed with a veterinary pain specialist or a board-certified veterinary surgeon.
- **Botulinum toxin injections:** While more commonly studied in human medicine, local injections of botulinum toxin are being explored for focal pain syndromes. In human patients with Parkinson's disease, botulinum toxin has shown benefit for painful dystonia and focal musculoskeletal pain, reducing the need for systemic medications [1]. Similar principles may apply to veterinary patients with localized muscle spasm and pain, though this is an emerging area of practice.
- **Epidural injections:** Corticosteroids or local anesthetics can be injected into the epidural space around the spinal cord to reduce inflammation and pain.
- **Joint injections:** For arthritis, injecting a corticosteroid or a viscosupplement directly into a joint can provide targeted relief.
- **Stem cell therapy and platelet-rich plasma (PRP):** These regenerative therapies aim to reduce inflammation and promote tissue repair. Evidence is still evolving, but many veterinary specialists offer these options.
- **Acupuncture and chiropractic:** These modalities can provide additional pain relief for some dogs. They are best used as adjuncts to conventional treatment, not replacements.
## Understanding the Disc-Endplate-Bone Marrow Complex
Recent research has moved beyond simple disc degeneration to understand the entire spinal segment. The disc-endplate-bone marrow complex (DEBC) is a newer framework that looks at the interaction between the disc, the cartilaginous endplate, and the adjacent bone marrow [2]. This framework helps explain why some dogs with disc degeneration have severe pain while others have none.
The DEBC classification uses advanced imaging, including STIR sequences, to identify edema-like changes in the bone marrow adjacent to a degenerated disc. These changes may indicate an active, painful lesion. However, it is critical to understand that imaging findings do not always correlate with pain intensity [2]. A dog can have significant disc degeneration on an MRI but show minimal clinical signs, and vice versa. This is why a thorough clinical examination is always more important than imaging alone.
This framework is not yet a standalone diagnostic or treatment guide. It is a research tool that helps veterinarians understand the complex biology of spinal pain and may guide future therapies [2].
## Unsafe Home Remedies and What to Avoid
When your dog is in pain, it is natural to want to help immediately. However, some well-intentioned home remedies can be harmful.
- **Human medications:** Never give your dog ibuprofen, naproxen, acetaminophen, or aspirin without veterinary approval. These drugs can cause severe stomach ulcers, liver failure, and kidney damage in dogs. Even a single dose can be fatal.
- **Heat packs on swollen joints:** Heat can increase inflammation in an acutely swollen joint. Heat is more appropriate for chronic muscle stiffness. Cold packs are better for acute flare-ups.
- **Forced exercise:** Do not force your dog to walk or run "through the pain." This can worsen joint damage or cause a disc to rupture further.
- **Over-the-counter "joint supplements" alone:** While supplements can support joint health, they are not strong enough to control moderate to severe pain. They should be used as part of a comprehensive plan, not as the sole treatment.
- **Corticosteroids without a diagnosis:** Giving steroids can mask pain and delay a proper diagnosis. They can also worsen certain conditions, such as infections or tumors.
## Prevention and Long-Term Prognosis
### Preventing Arthritis Flare-Ups
- **Maintain a healthy weight:** This is the single most effective preventive measure.
- **Provide soft bedding:** Orthopedic foam beds reduce pressure on joints.
- **Use ramps:** Ramps for furniture and stairs reduce the impact on joints and the spine.
- **Moderate, consistent exercise:** Regular, low-impact exercise (walking, swimming) keeps muscles strong without overstressing joints.
- **Routine veterinary check-ups:** Early detection of arthritis allows earlier intervention and better long-term outcomes.
### Preventing IVDD
- **Discourage jumping:** For high-risk breeds, do not allow them to jump on and off furniture. Use ramps instead.
- **Use a harness:** A harness, rather than a collar, reduces pressure on the neck and spine.
- **Avoid stairs:** Carry small dogs up and down stairs.
- **Maintain a healthy weight:** Excess weight puts additional strain on the spine.
### Prognosis
The prognosis for a dog crying when lying down depends entirely on the underlying cause.
- **Arthritis:** This is a progressive, lifelong condition. There is no cure, but with appropriate management, most dogs can maintain a good quality of life for years. The goal is to manage pain and maintain mobility, not to eliminate the disease.
- **IVDD:** The prognosis is good for dogs with mild signs that are treated conservatively. Approximately 80% of dogs with mild IVDD recover with strict rest. For dogs with paralysis, the prognosis depends on whether they retain deep pain sensation. Dogs that can still feel their toes have a 80-90% chance of recovery with surgery. Dogs that have lost deep pain sensation have a much poorer prognosis, even with surgery.
## Limitations and When to Contact a Veterinarian
This guide provides general information about why dogs cry when lying down. It cannot predict what is wrong with your specific dog. Breed-level information is useful for understanding risk, but it cannot diagnose an individual animal. Every dog is different, and the only way to know the cause of your dog's pain is to have them examined by a veterinarian.
**Contact your veterinarian immediately if your dog shows any of these red flags:**
- Sudden inability to walk or stand
- Dragging one or both hind legs
- Loss of bladder or bowel control
- Severe, uncontrollable pain (constant crying, panting, shaking)
- A distended, painful abdomen
- Refusing to eat or drink for more than 24 hours
- Vomiting or diarrhea (or diarrhoea) with lethargy
These signs can indicate a surgical emergency, such as a severe disc herniation or a twisted stomach, which requires immediate attention.
## Frequently Asked Questions
### Is it normal for an old dog to cry when lying down?
No, it is not normal. Crying when lying down is a sign of pain or discomfort. While older dogs are more prone to arthritis and other painful conditions, this pain should be managed by a veterinarian. Your dog should not have to suffer silently.
### How can I tell if my dog is crying from pain or just making noise?
A dog in pain often shows other signs, including restlessness, panting, licking a specific area, reduced appetite, and reluctance to move. If the crying is accompanied by any of these signs, or if it happens every time they lie down, it is likely pain-related.
### Can a dog cry from anxiety when lying down?
Yes, anxiety can cause vocalization, especially in dogs with separation anxiety or cognitive dysfunction. However, anxiety-related crying is often situational and may occur at any time, not just when lying down. A veterinary behaviorist can help differentiate anxiety from pain.
### What should I do if my dog cries when getting up from lying down?
This is a classic sign of arthritis. The joints stiffen when the dog is at rest. Schedule a veterinary appointment. In the meantime, provide a soft, warm bed and gently massage your dog's legs before they get up.
### How long should a dog rest with a suspected disc problem?
Strict cage rest is typically recommended for 4 to 6 weeks. This means confinement to a small area with no running, jumping, or stairs. Your veterinarian will give you specific instructions based on your dog's condition.
### Are certain dog breeds more likely to have back problems?
Yes. Chondrodystrophic breeds, such as Dachshunds, Corgis, and French Bulldogs, are at high risk for intervertebral disc disease. Large breeds, such as German Shepherds, are prone to lumbosacral disease.
### Can diet help with arthritis pain in dogs?
A balanced diet that maintains a healthy weight is essential. Some prescription diets contain high levels of omega-3 fatty acids, which have anti-inflammatory properties. Your veterinarian can recommend an appropriate diet for your dog.
### When is surgery necessary for a dog with disc disease?
Surgery is necessary when a dog has severe neurological deficits, such as paralysis or loss of pain sensation. It is also considered if a dog is in severe, uncontrollable pain or if conservative management fails to improve the dog's condition within a few weeks.
This article is educational and is not a substitute for veterinary diagnosis or treatment.
## Sources
[1] [The role of botulinum toxin in the multimodal management of pain in Parkinson's disease: a scoping review.](https://pubmed.ncbi.nlm.nih.gov/42530626/)
[2] [From Modic changes to the disc-endplate-bone marrow complex: imaging stratification, immune remodeling, and translational implications in intervertebral disc degeneration.](https://pubmed.ncbi.nlm.nih.gov/42534625/)
[3] [Diagnostic and clinical management of non-obstructive myocardial ischemia in patients with long Covid-19 syndrome and new-onset chest pain: Design and rationale of the long Covid-19 INOCA trial.](https://pubmed.ncbi.nlm.nih.gov/42538180/)
[4] [End User Needs and Perspectives for a Digital Opioid Safety Tool in Adolescents and Young Adults With Inflammatory Bowel Disease: A Qualitative Human-Centered Design Study.](https://pubmed.ncbi.nlm.nih.gov/42536055/)
[5] [Cement discoplasty for degenerative low back pain: a delphi consensus survey of expert opinion.](https://pubmed.ncbi.nlm.nih.gov/42530599/)
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