Most owners wait for a limp. But the earlier sign is usually reluctance — the dog that hesitates at the stairs, takes an extra beat getting up, or loses interest in the second half of the walk. A dog does not have to cry to be in pain.
This can start well before old age, so don't file it under senior problems.
How we label our evidence
- Source-supportedStated directly in the cited institutional publication.
- Our editorial guidanceA conservative reading of the evidence applied to a caregiver decision. Not a validated clinical protocol.
- Evidence gapWe could not verify this in our approved sources, so we have not invented a number.
Early signs
- Slower rising, especially after a long rest. A subtle or absent limp does not rule out painful arthritis — when both sides hurt equally, there may be nothing to limp on.
- Less enthusiasm for walks or play, difficulty with stairs or jumping, an altered gait, muscle loss, irritability or aggression.
Our editorial guidance
Don't punish reluctance, and don't make the dog repeat a painful task to demonstrate it. Record onset, which activities are affected, any injury history, and short videos of ordinary movement. Note stiffness after normal walks as well as after rest.
One caution: sudden lameness may have a completely different cause, and an existing arthritis diagnosis does not explain every new limp.
What can and can't be measured at home
| Measure | Where it stands |
|---|---|
| Body condition | Generally 4–5 of 9 on the WSAVA canine scale. A condition score is not a diagnosis of arthritis, and is separate from muscle condition. |
| Pain and function | Compare the dog's usual activity with current performance. AAHA describes validated questionnaires (CBPI, LOAD) used consistently over time — supporting an examination, not replacing one. |
| Minutes of stiffness, walking speed, stair time | No universal cutoff exists. We are not going to invent "under five minutes of stiffness is normal." A repeatable decline from that dog's own baseline is far more informative. |
| Exercise or medication dose | Individually prescribed. No general minutes/day or mg/kg is offered here — severity, other illness, medication and fitness all change the plan. |
Diagnosis combines history, movement and physical examination, with imaging where indicated. Worth knowing: X-ray findings and experienced pain do not always match closely, in either direction.
What actually helps
| Approach | Evidence |
|---|---|
| Keeping the dog lean | AAHA cites canine longitudinal evidence for slower arthritis progression in lean-conditioned dogs. Of everything on this list, this has the strongest backing — and it is the one you control daily. |
| Veterinary pain medication | NSAIDs have evidence for canine arthritis relief. Drug choice and monitoring depend on the dog; gastrointestinal, kidney and liver risks need considering. Long-term treatment is not automatically inappropriate. |
| Movement and rehabilitation | Cornell recommends low-impact activity. AAHA supports rehabilitation but notes controlled veterinary trials are sparse — expert recommendation rather than strong trial evidence. |
| Home adjustments | Secure footing, accessible resting places, a ramp where useful. Comfort measures that complement treatment. |
| Omega-3s and other supplements | AAHA's review judged nutraceutical evidence low except omega-3s in dogs. Avoid promising cartilage repair from glucosamine or chondroitin. |
Our editorial guidance
Cornell lists several treatment options, but appearing on a list does not make them equally effective. Arthritis is generally managed rather than cured — the goals are comfort, mobility and maintaining muscle.
Since lean condition is the best-supported intervention, the feeding calculator and body condition scoring are genuinely part of the treatment plan here — alongside veterinary care, never instead of it.
Medication safety
Emergency now
Never give ibuprofen, naproxen or aspirin for a limp without veterinary direction. Human painkillers can cause serious gastrointestinal injury, and ibuprofen can damage kidneys. Knowing a human medicine does not tell you a safe canine dose — there often isn't one.
When to act
What the action labels mean
- Emergency now —
- contact an emergency veterinary service and arrange immediate assessment. Do not wait for the next scheduled feed or weigh-in.
- Call now for triage —
- telephone the veterinary service when you notice the sign. The veterinarian decides how quickly the animal needs to be seen.
- Contact today —
- get in touch when you notice the issue to agree on a time. This does not mean waiting until evening.
Emergency now
Sudden severe lameness, severe or constant pain, inability to walk, or black tarry stool.
Call now for triage
Suspected ingestion of a human painkiller, or an accidental extra dose of a prescribed one — call before signs develop. Give the clinic the product, strength, amount, time and the dog's weight. Do not wait for symptoms or induce vomiting unless directed.
Call now for triage
Vomiting, reduced appetite or other new illness after a prescribed pain medicine. Contact the prescriber before the next dose and follow the written adverse-effect plan.
Contact today
Recurrent stiffness, declining function, or persistent mild limping. Merck lists lameness beyond 24 hours for prompt assessment.
Two myths
- "He's too young for arthritis, and he'd cry if it hurt." It occurs before senior age, and altered function deserves assessment without any vocalising.
- "A joint supplement is enough." Treatment should reflect this dog's pain and function. Evidence for one ingredient does not validate every product, dose or cartilage-regrowth claim.
Sources
- Merck Veterinary Manual Osteoarthritis in Dogs and Cats
- Cornell Riney Canine Health Center Osteoarthritis (December 2025)
- AAHA 2022 Pain Management Guidelines — Chronic Pain Assessment in Dogs
- AAHA 2022 Pain Management Guidelines — Nonpharmacologic Modalities
- AAHA 2022 Pain Management Guidelines — Pharmacological Agents for Chronic Pain
- AAHA 2022 Pain Management Guidelines — Client Education and Follow-up
- WSAVA Dog Body Condition Score (PDF)
- Merck Veterinary Manual Poisoning from Human Over-the-Counter Drugs
- Merck Veterinary Manual When to See a Veterinarian