Yes, it's absolutely possible to have worms for years, as some parasites like tapeworms and Strongyloides can live inside humans for decades, often without obvious symptoms, while others like hookworms or roundworms can persist for years, causing vague digestive issues or even remaining undetected until symptoms arise. These long-term infections are common, with some species like tapeworms potentially living up to 30 years in the intestines, and Strongyloides infections sometimes lasting for years or even decades, especially if untreated.
Other types of worms may not cause any symptoms for example pork and beef tapeworms or strongyloides stercoralis. Other types of worms, such as dog tapeworm, may only cause symptoms after a long time, or if there is a severe infection.
However, if all of that seems reassuring, you should know that in a few cases a dead parasite can actually be more trouble than a live one. Take tapeworm infections. They're generally limited to one or two symptomless adult tapeworms, which can live in the intestine for up to 30 years.
10 Warning Signs of Parasitic Infections
Chronic parasite infection can alter the commensal flora of the gut, resulting in reduced airway inflammation/allergy and inflammatory bowel disease.
Infestations caused by worms, if left without treatment, can result in malnutrition, iron deficiency anaemia, stunted growth, and impaired immunity.
How are pinworms treated? Your child will need to take an oral (taken by mouth) anti-parasitic medication to kill the worms. They'll take one dose immediately and another dose two weeks later to be sure all the worms are gone.
In most cases, these “wandering worms” cause no symptoms or obvious damage. However, in some cases they can cause damage to tissue. Sometimes they affect the nerves or even make their way to the eyes. In some cases, they may cause permanent nerve or eye damage, even blindness.
find a large worm, a piece of worm or worm eggs in your poo. have a red, itchy worm-shaped rash on your skin. have sickness, diarrhoea or a stomach ache for longer than 2 weeks. are losing weight for no reason.
In some cases, drain worms can also crawl up from the drain. Putting a piece of sticky tape over part of the drain is one way to test whether or not you have drain worms in that particular drain.
Conduct a "tape test". Press the sticky side of clear tape against the skin near the anus to collect pinworm eggs. First thing in the morning is the best time, before the person washes, goes to the bathroom, or gets dressed. Do this three mornings in a row.
Diphyllobothrium tapeworms are among the largest parasites of humans and may grow up to 2 to 15 m in length as adults in the intestine; the maximum length (up to 25 m) was reported for tapeworms with as many as 4,000 segments (158).
Threadworms live about 5-6 weeks in the gut, and then die. However, before they die the female worms lay tiny eggs around the anus. This tends to be at night when you are warm and still in bed. The eggs are too small to see, but cause an itch around the anus.
Some mattress worms are simply parasitic worms, and will remain in their worm-form their entire life. Some common worms that might appear in your home are pinworms, roundworms, and hookworms. If you see tiny white worms crawling on your bed sheets, they could be any of the following: Bed bugs.
Risk factors for pinworms include poor hygiene, eating after touching contaminated items and living with an individual who is identified as egg positive.
Pinworm eggs can cling to surfaces indoors for up to 3 weeks. This includes the surfaces of toys, faucets, bedding and toilet seats. Clean these items often.
If a problem is occurring, then daily bathing is best. If the skin is irritated a dilute mild antiseptic can help. Applying Vaseline to the skin after cleaning can help protect the skin and prevent the eggs sticking.
“Yuk!” says the parent to the idea of pinworms living inside our bodies. “Not to worry!” say the people who study infections. Most of the time, a pinworm infection is not serious and is easily cured. And the good news is these infections can be prevented.
Bathe carefully every day. Be sure to clean the skin around the anus. This will remove pinworm eggs. Showers may be better than baths because you have less chance of getting water that has pinworm eggs into your mouth.
In the human intestine, the young form of the tapeworm from the infected meat (larva) develops into the adult tapeworm. A tapeworm can grow to longer than 12 feet (3.6 meters) and can live for years. Tapeworms have many segments. Each segment is able to produce eggs.
Knowing if you have parasites involves recognizing symptoms like digestive issues (diarrhea, bloating, pain), unexplained weight loss, fatigue, skin rashes, or muscle aches, but often infections are subtle or asymptomatic, so a doctor's diagnosis through stool samples or blood tests is crucial for confirmation, especially if you have persistent symptoms like fever, extreme fatigue, or blood in your stool.
(The infection caused by cysts is called cysticercosis or, when the cysts form in the brain, neurocysticercosis.) These cysts cause few symptoms until the cysts degenerate and the larvae die, triggering inflammation, swelling, and symptoms such as headaches, seizures, personality changes, and mental impairment.
You can get tapeworms from food or water that's contaminated with worms or eggs. If you swallow tapeworms, they'll grow up in your intestines. They can live in a person for 30 years. If you swallow the eggs, they can go through your intestines into other parts of the body to form cysts.