Pet parents are well-aware of the dangers that fleas bring with them. And, flea-borne diseases are one of them. Learning about fleas and the diseases caused by them helps you stay a step ahead in the game of preventing them. 4 Common Flea-Borne Diseases in Dog 1. Flea Allergy Dermatitis Flea Allergy Dermatitis is basically an allergic response caused by flea bites. When fleas bite dogs, they leave their saliva on the skin. This saliva…