Dogs, unlike us humans, can’t express their pain. Often pets suffer in silence, because they can’t speak. It can be difficult to ascertain if they're in pain. However, there are a number of signs, some more obvious than others, which can indicate pain in dogs.

Here are 5 major signs of noticing pain in dogs

Aggressive Behavior

Dogs tend to show aggressive behavior which can seem unnatural. A pet owner must notice this behavior to assess if the dog is I any pain. Anti-social behavior such as not greeting, avoiding human contact etc can be sign of pain in dogs.

Eating and sleeping disorder

Dogs that are in pain often sleep more than the usual. It can be their natural remedy for healing the pain, or most of the times they are immobile due to weakness. A loss of appetite and dehydration are other signs of ailment or pain in dogs. Difficulty eating or chewing may suggest dental pain.

Excessive grooming

Dogs in pain tend to groom themselves more than often. Licking or scratching certain parts of their body may suggest pain or wound, example rashes, skin disease or internal injury. They tend to themselves to soothe themselves.

Shaking or Trembling

As a pet owner, you shouldn’t just assume that trembling or shaking is your dog feeling cold. It can be a sign of pain — or a symptom of illness such as; poisoning, pancreatitis, or kidney disease.

Excessive vocalization

Dogs in pain tend to be more vocal. A hurt dog may express this vocally in a number of ways: whining, whimpering, yelping, growling, snarling, and even howling.

There are number of ways to prevent pain or illness in dogs. The first thing you can do is make an appointment with your vet. The internal injury may need immediate medical attention.