Heartworm Prevention

Canine Heartworms (Heartworm in Dogs)

Heartworm is a disease that is common in dogs and cats in all areas throughout the world. The disease can easily be prevented if the right steps are taken. This site contains information about the disease, its cure and prevention.

Heartworms live in the heart and large adjacent vessels of infected dogs. Female dog heartworms can be up to 14 inches long (5.5 cm) and 1/8 inch (5mm) wide. The males are about half the size of females. A dog can have as many as 300 heartworms.