- Content and Marketing Coordinator, Press Office at EmmanuelleChaix The heartworm disease is a deadly infection which can seriously affect your dog so make sure you give him/her heartworm prevention throughout his/her life to protect him/her. Dirofilaria immitis is the parasite round worm that is spread from dog to dog through the bites of mosquitoes. The heartworm is a type … Continue reading Heartworm lifecycle