The Dangerous Health Risks of Flea Bites

What Every Pet Owner Should Know

Chris M. Carmichael
Their "shell" is thick and nearly impermeable. They can leap 7 inches vertically and elude capture in a nanosecond. These super-powered insects are fleas, and they are widely despised and incredibly annoying. But fleas are much more than annoying. Fleas are a health hazard for animals and humans.

Here is important information you need to know about fleas.

Fleas can cause dangerous anemia in pets.

One flea can bite your pet hundreds of times per day. Over just a short time--especially if there are many fleas-- this can lead to substantial blood loss. Anemia caused by flea bites poses significant health risks for animals of all ages but is especially dangerous for kittens and for elderly or ill cats. Kittens don't have a large blood volume to begin with and elderly and ill cats are unable to create new blood cells as quickly as a normal healthy adult cat. Dogs and puppies can develop anemia from flea bites as well; the risk, however, is a bit lower.

Signs of anemia include pale gums and lethargy. Anemic cats and other animals should always be seen by a veterinarian for evaluation. Treatment will include ridding the pet of fleas and supportive measures to enhance the cat or dog's health. In severe cases, blood transfusions are necessary. Flea anemia can cause death and should be taken seriously.

Fleas can transmit tapeworms to your pet.

Fleas eat tapeworm larva and if your cat or dog later ingests the flea (when it bites or licks itself during grooming) the tapeworms establish residence in your pet and flourish. Aside from being disgusting, tapeworms also rob their host of valuable nutrients necessary for good health. How do you know if your pet has tapeworms? Tapeworm segments, which resemble piece of rice, can often be seen around the pet's anus.

It is a good idea--especially if your pet has had fleas-- to bring a fecal sample from your pet to your veterinarian for testing.

Fleas can cause an allergic reaction called flea allergy or flea-bite dermatitis.

Many dogs and cats are allergic to flea bites. The allergic reaction to these bites can range from mild itchiness to severe hair loss and even respiratory problems. Pets with known flea-bite allergies should be kept as flea free as possible. Frontline and Advantage topical flea products are considered to be among the safest and best flea products.

Please use care when choosing flea products. Most over the counter flea products contain highly toxic insecticides. For advice on safer flea control, please consult with your veterinarian.

With proper prevention, you can avoid the common problems associated with flea infestations.

Your pet will thank you.

Published by Chris M. Carmichael

Chris M. Carmichael writes on a wide range of topics and has a broad range of interests (and experience), including Screenwriting, Acting, Forensic Science, Pets, Martial Arts and Abnormal Psychology. Chris...  View profile

27 Comments

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  • martha kenyon4/12/2011

    thank you! i had to do a paper and this helped, so thanks!!!!!!!!!!!!!!!!!!!!!!!!:-)

  • Kalee EVALINA4/5/2010

    hAHA I

  • bethany4/5/2010

    hi i love you

  • bethany4/5/2010

    wow i didnt no there were so many diseaes.

  • sabrina8/4/2008

    wow such good advice my sister has 4 cats and she eva new tht :P

  • jcorn3/8/2008

    I think I missed this one, good info to know!

  • Dana9/20/2007

    Thanks for the article. Living in Florida, there are fleas year round, but I have managed to keep them under control, thank goodness.

  • Branwen668/24/2007

    Great advice! (The kitty in the photo looks exactly like my eldest...)

  • Linda Stamberger8/23/2007

    Really good information and well written, my beautiful shih-tzu dog had the tapeworms and so many problems but I have whipped her into shape, she really has been through a lot for a little young dog, that's the terrible breeder's fault that I got her from. When she took her out of the cage she grabbed her by one leg! Some people are worse than animals.

  • Chris M. Carmichael8/21/2007

    thank you for the comments everyone :)
    Nichelle-- yes, indeed the cat in the photo is one of my cats. His name is James. The cat in my avatar is another of mine--his name is Mr. Spock :)

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