If your dog is suddenly aggressive to the other dog in your house, having never previously shown any signs of struggling to get along, there may be an underlying reason for this. Behavioral medication may also help, even if there are no medical affections. No matter what the cause is, you need to associate it with a treat for your dog to relax. Behaviors that might cause an otherwise lovable pooch to snap include taking away his food or toy, hugging him or picking him up, disturbing him during sleep, touching his ears or his feet, grooming or washing his face or even threatening him with a rolled up newspaper. They end up in this situation due to certain triggers in their lives. In all of these cases, be patient with your dog and guide him through the struggle with kindness while he adjusts to the changes. So, why is my dog being aggressive all of a sudden? Touching your dog when it is in pain or being aggressive towards it could cause a similar response. Some dogs are quite possessive of their stuff – be it their toys or their owners. What you do against dogs aggression depends on the cause. I had him for almost 2 years and all of a sudden he became aggressive — he always was nice, calm, and gentle to strangers— but lately my dog becomes so mean! He could have a medical issue causing him to be aggressive. There are, however, a few ways to overcome this problem. It may work temporarily, but aggressive episodes will be more intense later on. Your dog might be aggressive all of a sudden because he is in pain or experiencing a medical condition. Our mission is to provide trainers and owners valuable information to enrich dogs' lives. However, sometimes we have to ask ourselves why is my dog anxious all of a sudden? This way, it will learn to cope with whatever the trigger is in a different way. At this point, the aggression seems to have no reason at all. Another dog will not be submissive in a natural way. M-dog.org is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. For example, being backed into a corner without a way out could be a danger. Instead, it is a type of behavior. In fact, it is one of the least common causes. This sudden aggression has. Why is my dog being aggressive is not related to medical issues. Sudden aggression can also be caused by neurological issues, cognitive decline, and loss of smell, hearing or sight. This includes being introduced not only to other dogs but to different types of people, too. There will be an alternative to aggression. Most people this is the main cause of aggressive dogs – only a misconception. Identify the cause and fixing the issue will become a matter of time only. When my wife and I moved into a bigger place, I knew that I wanted to do the same for my family. My name is Mathew Barham and I’m the editor in charge here at M-Dog. It could be fear or anxiety, but it could also be one of your actions. If a dog that has never shown any sign of aggression suddenly begins growling, snapping, or biting, it may be caused by a disease or illness. Unlike most expectations, dominance is not a trait of personality. That’s when we went to an animal shelter and fell in love with the most adorable little rescue pup. I’m currently based in Northampton, Pennsylvania, where I live with my beautiful wife, two amazing kids, and four rowdy rescue dogs. Make sure you identify it the right way or you could aggravate the issue. Frustration can make dogs aggressive too. When Dogs Wag Their Tails, Are They Happy? There are more training solutions out there and each of them goes in a different direction. Your dog gets aggressive when you do something in particular. Reason #8: Changes in Diet. Instead, it will bite you without this warning. 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