Pinworms generally live for up to 13 weeks. Scratching an affected area can lead to unintentional ingestion, which can lead to reinfection and a restart of the entire pinworm life process.
How long do pinworms last if left untreated?
How long does pinworms last? The life cycle of a pinworm is 4 to 6 weeks. Without treatment, infestation will continue as long as fresh eggs are being swallowed, unless a person develops immunity to pinworms, which is unusual before age 15.
Can pinworms go away on their own?
Strict hygiene measures can clear up pinworm infection without medication, and reduce the risk of reinfection. The worm has a lifespan of about six weeks, therefore the strict hygiene needs to last that long.
How long can you be infected with pinworms?
When and for how long is a person able to spread the disease? A person will remain infectious for as long as there are worms laying eggs on the skin around his or her rectum. Pinworm eggs can remain infectious in an indoor environment for two to three weeks.
Do pinworms go away over time?
Threadworms do not go away by themselves, and people do not build up immunity to them, so they must be treated in order to eradicate them totally from the body.
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