Some dogs resort to scratching and digging to release their excess energy.
Dog scratching carpet when alone.
Similarly brain tumors can inspire abnormal behavior in your dog.
For example if your dog has a thyroid imbalance it could compel him to engage in destructive behavior like scratching the carpet.
Abnormal behavior like continuous carpet scratching may indicate a physical and or mental condition that your veterinarian must diagnose.
Causes of dog scratching carpet dogs might scratch as this is an instinctive behavior however if your dog has actually been trained not to scratch this behavior can suggest that the dog is stressed or has a medical problem.
So take your dog for a walk or play with him.
This will curb his urge to scratch or dig.
Stress can be triggered by various factors.
Most of the times dogs are scratching excessively when they are affected by stress.