What is Irregular Heartbeat? An irregular heartbeat is not uncommon in dogs and may not be a serious health problem, but should be checked out by your veterinarian. Dogs hearts are similar to humans in that their heartbeat increases with exertion and decreases during rest.

Why is my dogs Heart beat irregular?

Arrhythmia in dogs is an abnormality in the rhythm of the heart, which can include the speed, strength, or regularity of heart beats. It's caused by unusual electrical activity in dogs' heart muscles, which can come from congenital issues present at birth, injuries, infections, stress, and many other possible factors.

What should a dog's heartbeat feel like?

“Normal” ranges from 60 to 140 beats per minute in a resting dog — 60 to 100 in big dogs and 100 to 140 in little ones. While you can check the rate with your hand over the heart, you can also take a pulse by gently feeling the beat near the inside top of your dog's hind leg.