14 parasites that live in humans


The furniture, Wallpaper, mattresses – all the favorite habitat of small, flat insects known as bed bugs. They prefer to live near people or Pets to night seamlessly out of their hiding places to feed on warm human blood.

These bugs don't carry diseases but can cause an allergic reaction. If bites are hard to comb, the wound could get infected. Treat the bite with antiseptic or take an antihistamine.


These insects also feed on human blood. And contrary to popular belief, can live not only on the head, but generally the whole body.

Lice are the easiest to pick up through close contact with someone who they already have, and fight through a variety of means, including special shampoos.


Cause scabies mites which penetrate the skin and lay eggs there. And the infection occurs when prolonged contact with the skin of an infected person.

Symptoms of scabies include itching, rash, and flaking of the affected skin surface. Treated with special medicines.


This parasite often enters the human body with poorly prepared meat of pork, but also transmission is also possible through contact with feces of an infected person or animal.

The parasite infects the intestine and the brain, which leads to the disease that caused headaches. Depending on the severity of the disease treatment is either not possible at all, or surgical methods are used.

Parasites build their lives around us (and in us), and we about it do not suspect

Naegleria fowleri

Naegleria Fowler

Naegleria fowleri an amoeba living in warm freshwater, most often in South-East Asia and enters the human body when bathing and getting water in the nose.

Causes primary amoebic meningoencephalitis – a disease that destroys the brain. Symptoms: headache, high fever, vomiting, confusion, convulsions, impaired balance and loss of consciousness. Currently there are only experimental drugs against this disease, so the survival rate with him is extremely low.


A group of worms (roundworm , Trichinella, pinworms, etc.). Most of them affects the intestines. But one species that causes trichinosis, a parasite in the muscles.

Symptoms of infection by such parasites are: abdominal pain (roundworm), blood loss and anemia , itching in the anus (pinworm), pain, fever, swelling of the face, redness of the eyes, skin rash (Trichinella), mucus, fluid or blood in the stool, damage to the mucous membranes of the colon (whipworm).

To get rid of these parasites by using medications recommended by your doctor.


If after trips on the nature of you started to torment such symptoms as diarrhea, bloating, cramps, nausea, - to the fortuneteller do not walk - to your body certainly penetrated this malicious parasite. You can become infected through food and water and also through contact with the feces of an infected person or animal. Fortunately, this can be treated quickly and not expensive drugs.


This parasite causes life-threatening Chagas disease. The disease is spread a special kind of bugs. Symptoms – fever, fatigue, headache and muscle pain, rash, loss of appetite, diarrhea, vomiting and swelling of the eyelids occur very quickly.

Chagas disease

The disease can lead to chronic heart disease and intestines. The disease is treated with special preparations.


These parasites hit the intestine. They spread through contact with feces of an infected person or animal. Most often, the infection occurs when bathing. They cause diarrhea may last a long time, but most often does not require treatment.

PLAZMODIUM falciparum;

Transmitting the parasite that causes malaria are mosquitoes. This type of malaria is considered the most dangerous and causes more deaths than all the others.

Symptoms are similar to flu symptoms – chills, fever, and sometimes nausea and vomiting. For the diagnosis requires laboratory examination of blood. The important thing to remember is that the earlier treatment is started, the better the patient's chances of survival.


This parasite causes a disease called trichomoniasis. Most infected have no symptoms. But some may feel itching, burning or irritation in the genital area. The disease is treated with antibiotics.


Doctors still do not know how this parasite, which affects the colon, enters the body. Some of the disease are asymptomatic, while others complain of abdominal pain and diarrhea.

DIENTAMEBAFRAGILIS (Dientamoeba fragilis) is found in all regions of the world. The doctor may prescribe you special medication to combat the microorganism.


This parasite feels at home in the meat, water and cat feces. In humans Toxoplasma causes disease with a similar name - toxoplasmosis. And its symptoms sometimes resemble the flu.

Pregnant women and people with weakened immune symptoms may be more serious, such as in toxoplasmosis, may form cysts in the muscles, brain and even eyes. If necessary, drug therapy is prescribed.


The disease caused by this parasite (scientific name Dracunculus medinensis), in our time almost never occurs - through the dissemination of information about precautionary measures. The parasite enters the human body when absorbing water in which crayfish were copepods infected with larvae of the parasite.

In the human body they grow in the intestine, then migrate to the lymphatic vessels and from there penetrate the skin and are localized in the subcutaneous tissue. Among the symptoms include fever, swelling and pain at the site of localization of the worm. But from the moment of infection until the first symptoms may take a year. And there is no treatment.