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 ...

It occurs when a dog is allergic to flea saliva. This allergy leads to intense itching and discomfort, often from just one flea bite. Symptoms include severe itching, hair loss, and scabs or hot ...

1. Flea allergies When fleas feed, they deposit saliva into their victim's skin. This saliva causes a temporary irritation for most dogs, but some dogs are actually allergic to flea saliva ...