Why does my dog breathe heavily randomly?

Why does my dog breathe heavily randomly?

Rapid breathing in dogs may simply be down to excitement or exercise. Dogs may also pant when they’re in fear, stressed or hot. Panting is one of the most important ways a dog thermoregulates. But beware, heavy or rapid breathing is an early sign of heat stroke and should be closely monitored.

Should I be worried if my dog is breathing fast?

Fast breathing in dogs may indicate a number of conditions, injuries or illnesses and should be evaluated by your veterinarian as soon as possible. Some potential causes include: Asthma. Breed characteristics (squish-faced breeds may be more prone to breathing problems)