Caused by an allergy to flea saliva, one bite from a pesky parasite is all it takes to trigger uncomfortable symptoms such as itching and scratching. Thankfully, if caught early, it's an easy ...

100% flea control is essential for dogs with flea allergies. Flea allergy is caused by the flea’s saliva. One flea bite is enough to cause allergic symptoms. All pets in the household must be on ...