Can You Get Parasites from Playing on the Playground? - Internal Medicine

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Are there parasites on the playground?


Today at school, while playing baseball, I was supposed to catch a fly ball but accidentally made a mistake and ended up licking a large area of the ball with my tongue.
I know it sounds ridiculous, but I'm a bit worried because I saw the ball rolling on the ground, which was dirty with mud.
Could this lead to a parasitic infection? Are there parasites on the playground?

Xiao N, 10~19 year old female. Ask Date: 2023/03/29

Dr. Hong Yuanbin reply Internal Medicine


Hello, there are likely more bacteria on the playground, and the chances of human parasitic infections are low, so it is unlikely to contract a parasitic infection.
Thank you for your question.

Reply Date: 2023/03/29

More Info


Playing on the playground, especially in environments where dirt and soil are present, can raise concerns about exposure to parasites. While the risk of contracting a parasitic infection from a situation like licking a baseball that has been on the ground is relatively low, it is not entirely impossible.
Parasites can be found in various environments, including playgrounds, particularly if animals frequent the area. Common parasites that can be transmitted through contaminated soil or surfaces include Toxocara canis (a roundworm found in dogs), which can cause a condition known as toxocariasis, and various protozoa such as Giardia lamblia, which can lead to gastrointestinal infections. However, the likelihood of contracting these parasites from a single incident of contact with a dirty ball is quite low.

To address your concerns, here are some key points to consider:
1. Hygiene Practices: It is essential to maintain good hygiene, especially after playing in outdoor settings. Washing your hands thoroughly with soap and water after playing, especially before eating or touching your face, can significantly reduce the risk of any infections, including parasitic ones.

2. Symptoms to Watch For: If you experience any unusual symptoms after your incident, such as abdominal pain, diarrhea, nausea, or any other gastrointestinal issues, it would be wise to consult a healthcare professional. They can evaluate your symptoms and, if necessary, perform tests to check for parasitic infections.

3. Environmental Awareness: Playgrounds can harbor various pathogens, not just parasites. It's always a good idea to be cautious about what you touch and to avoid putting your hands or mouth on surfaces that may be contaminated.
4. Preventive Measures: Encourage children to avoid putting their hands in their mouths while playing and to wash their hands after playing outside. This is especially important in areas where animals may roam, as they can be carriers of parasites.

5. Consulting a Professional: If you remain concerned about potential exposure to parasites or if you develop symptoms, it is advisable to seek medical advice. A healthcare provider can offer guidance and may recommend tests if they deem it necessary.

In summary, while the risk of contracting a parasitic infection from licking a dirty baseball is low, it is always best to practice good hygiene and be aware of your surroundings. If you have any ongoing concerns or symptoms, do not hesitate to reach out to a healthcare professional for further evaluation and peace of mind.

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