There are two reasons to discover what is causing your dog to behave aggressively. One reason is If you can predict when it might happen it’s easier to keep other around you safer. The knowledge that your dog reacts badly when people come into the house allows you to handle the situation differently, by putting your dog into another room for example.
But there is another good reasons to get to the bottom of why your dog behaves aggressively.
Without knowing the cause(s) of your dog’s aggression, you can’t do much to try to improve the behavior and in most cases it’s possible to improve aggressive behavior in dogs. Whatever is happening in the environment most certainly plays a role, but in many cases there can be additional underlying causes. It may be anxiety, frustration or fear, or it may be a health problem. Dog aggression can even be influenced by medication. Learn more about the causes of dog aggression.