Apply cold, wet towels to your pet's body. Take your dog to the veterinarian immediately. The veterinarian will administer necessary treatments such as IV fluids and will treat your pet for shock. Monitor your dog on hot days. Help prevent hyperthermia by not leaving your dog in parked cars in the summer months.
Dogs have few ways to eliminate heat.
When they pant, the tongue surface enlarges in order to dissipate as much heat as possible. Dogs sweat on the pads of their feet. Hyperthermia can be fatal if left untreated. Puppies are also susceptible to hyperthermia. Inc. How things get done.