If a large number of fleas bite and feed, your dog can develop anemia, or low red blood cells. This serious medical condition must be promptly addressed through veterinary care, especially in puppies. Symptoms of anemia include weakness, lethargy, rapid breathing and potentially death if the fleas are not killed.
What are the side effects of fleas on dogs?
On occasion you may actually see tiny brown fleas moving quickly through your dog's haircoat. Your dog's constant scratching may lead to visible patches of hair loss and reddened, irritated skin. Fleas may also cause skin allergies and can transmit other parasites, such as tapeworms, to your dog.
What happens if fleas are left untreated?
Fleas can cause diseases and conditions such as anemia, Feline Homotrophic Mycoplasmosis (FHM), and plague, which, when left untreated, can cause death. However, death from fleas is very rare.
Can a flea infestation kill a dog?
If left untreated, however, a few fleas can quickly turn into an infestation. Fleas feed on blood, transfer parasites and diseases, which can be fatal if left untreated.
Can fleas make my dog act weird?
Behavioral Signs Not all symptoms of fleas on dogs are physical—a flea infestation can make dogs act differently, too. Sometimes dogs can be cranky, restless or just plain acting odd, Grimmett says.
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