Why Is My Dog Limping? Common Causes and What to Do

What it usually means

Sudden limps are mostly injuries. Common ones are a cut or punctured pad, a thorn, splinter, or grass seed between the toes, a torn or broken nail, an insect sting, a sprain or strain after a hard run or a jump off furniture, and, after a fall or car accident, a fracture or dislocation. Torn knee ligaments are a very common cause of sudden back-leg lameness, especially in active and overweight dogs.

Gradual or on-and-off limps are usually chronic problems. Osteoarthritis is the big one in older dogs, often worse after rest or exercise. Hip and elbow dysplasia affect many larger breeds, and kneecaps that slip out of place are common in small breeds. Young, fast-growing dogs can get growth-related bone pain, and in older large-breed dogs a persistent limp can occasionally be caused by bone cancer.

Working out which leg and how bad

Watch your dog walk slowly on a flat surface. With a front-leg limp, the head bobs up when the sore leg touches the ground and down onto the good leg. With a back-leg limp, the hip on the sore side rises more. Note whether your dog touches the toes down, carries the leg completely, or just walks a little stiffly.

Gently look at the paw in good light, spread the toes, and check the pads and nails for cuts, swelling, or anything stuck. Run your hands down the leg comparing it with the other side, feeling for heat or swelling. Stop if your dog flinches or growls, because a dog in pain can bite.

When to call your vet today

Book a vet visit if your dog is still limping after 24 hours of rest, if the limp keeps coming back, or if it is getting worse over time. Also call if there is swelling, a wound that will not stop oozing, or a limp in a puppy, since growing bones and joints are best checked early.

Gradual limping in an older dog is worth a planned visit too. Arthritis pain is very treatable, and dogs often move much more comfortably with the right plan. Never give your dog human pain relievers such as ibuprofen, naproxen, or acetaminophen, which can cause serious harm to dogs.

When it's an emergency

Go to an emergency vet now if your dog will not put any weight on the leg, if the leg is at an odd angle or swinging loosely, if there is a bone visible or heavy bleeding, or after a fall, a fight, or being hit by a car, even if they seem fine. Internal injuries are common after trauma.

Also go now if your dog suddenly cannot use both back legs, drags their feet, or seems wobbly, which can mean a spinal problem such as a slipped disc, especially in Dachshunds and other long-backed breeds. A painful, hot, swollen limb or a sudden limp with fever and lethargy also needs urgent care.

What you can safely do at home

For a minor problem such as a burr or small stone between the toes, remove it gently, then clean the area with lukewarm water. For a suspected sprain, keep your dog quiet and restrict them to short, slow leash walks for toilet breaks only, with no running, jumping, or stairs. A cool, wrapped ice pack on a swollen area for a few minutes can ease swelling.

Do not give any medicine without your vet's advice, and do not try to splint a leg yourself. If a nail is broken and bleeding, press a clean cloth on it and call your vet. Keep a note of when the limp started and anything that seems to make it better or worse.

While you wait for the appointment, limit jumping on and off furniture and in and out of the car; a dog ramp can help.

What the vet will likely check

Your vet will watch your dog walk, then examine each leg, the paws, and the joints, feeling for pain, swelling, instability, and reduced movement. Gently flexing joints often shows where the problem is. They may also check the spine and nerves if the limp could be neurological.

X-rays are commonly the next step to look at bones and joints. Some problems, such as ligament tears, are confirmed with specific joint tests, sometimes under sedation. Treatment ranges from rest and prescribed pain relief to physical therapy or surgery, depending on the cause.

Preventing limping and injuries

Keep your dog lean: extra weight puts strain on joints and is one of the biggest risk factors for ligament tears and arthritis. Warm up with a few minutes of walking before hard play, build up exercise gradually after a lazy spell, and avoid repeated high jumps, especially for puppies and long-backed breeds.

Trim nails regularly, check paws after walks in long grass, and use ramps or steps for small or older dogs getting on and off furniture. For large breeds, ask your vet about the right growth rate and exercise for your puppy.

This page is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your pet.