Unaddressed pet waste spreads
parasites, bacteria and viruses

How dog and cat waste can impact your health and safety—and why proper cleanup matters

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  2. Dangers of Pet Waste
For dog owners

Health Issues from Exposure to Dog Waste

Dog waste is not just an unpleasant mess—it can carry harmful pathogens that pose serious health risks to humans. Key concerns include:

 

Bacteria and Viruses

  • E. coli: Can cause severe stomach cramps, diarrhea, and kidney issues.
  • Salmonella: Leads to symptoms like fever, abdominal pain, and diarrhea.
  • Campylobacter: Causes gastroenteritis, resulting in diarrhea, cramps, and fever.

 

Parasites

  • Roundworms (Toxocara canis): Larvae can migrate to human organs, potentially causing blindness, respiratory issues, or neurological damage (Toxocariasis).
  • Hookworms: Can penetrate human skin, causing an itchy rash or gastrointestinal problems when ingested.
  • Giardia: A protozoan parasite causing severe diarrhea and dehydration.

 

Fecal Contamination

Tracking waste indoors can spread pathogens to carpets, floors, and other surfaces, increasing the risk of cross-contamination and illness.

 

Environmental Impact

Dog waste left on the ground can contaminate water sources with harmful bacteria and parasites, affecting community health.

For cat owners

Health Issues from Exposure to Cat Waste

Cat waste, particularly litter box material, carries unique risks due to the pathogens cats can harbor.

 

Toxoplasmosis & Pregnancy

  • Caused by Toxoplasma gondii, a parasite found in cat feces.
  • Risk is especially high for pregnant women, as it can lead to birth defects or miscarriage.
  • Can also cause flu-like symptoms, muscle aches, and, in rare cases, serious neurological damage in immunocompromised individuals.

 

Bacteria

  • Salmonella: Cats, especially those that roam outdoors, can spread this bacteria through their feces, leading to foodborne illness.
  • E. coli: Like dog waste, cat waste can also harbor this harmful bacterium.

 

Roundworms and Hookworms

  • Roundworms (Toxocara canis): Larvae can migrate to human organs, potentially causing blindness, respiratory issues, or neurological damage (Toxocariasis).
  • Hookworms: Can penetrate human skin, causing an itchy rash or gastrointestinal problems when ingested.

 

Ammonia Exposure

Accumulated cat urine in litter boxes produces ammonia, which can irritate the respiratory system, especially for individuals with asthma or other lung conditions.

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