Advice 1: What diseases do fleas carry

Fleas (Siphonaptera) are blood-sucking insects squad. Often, they are carriers of pathogens of animals and humans. The primary hosts of the fleas become mammals.
What diseases do fleas carry

Where I live fleas

Fleas have specialized mouthparts designed for piercing the skin of the host and sucking blood. Suck blood and males and females, the process continues from one minute to several hours. Sucked blood, fleas are often not leave the host and move in the coat. These insects are found year-round on the masters and in their homes (nests and burrows). Owners fleas are mammals who have asylum. To a lesser extent, these insects are associated with animals that use the refuge only in a certain period of the year.
Some types of insects most of the time spend in the substrate of the home owner.

A small number of species of fleas associated with animals that do not have homes (artiodactyls, marsupials). Since in this case there are difficulties re-finding the owner, a stay-at-fleas body regularly. In the house where there are dogs, cats, the number of fleas may be significant. Pets infected with parasites during walks, from homeless relatives or having visited the place, infested with parasites. Apartment fleas can also be accessed from the basement or from the neighbors.

What diseases can fleas carry

Scientists determined that approximately 60 species of fleas capable of transmitting more than 25 different diseases. These insects carry such terrible diseases as plague, typhus, encephalitis, hepatitis. Fleas are intermediate hosts of parasitic worms, e.g. nematodes. They spread the larvae of worms, carry toxocariasis. Eggs Toxocara get into the digestive tract of the insect bites an infected animal, after the bite of the human flea eggs get into his body. Subsequently, the larvae are carried through the human body through the blood, affecting the lungs, liver, and other organs.

Fleas bites cause swelling, inflammation of the bitten location. Biting through the skin, the insect injects into the wound saliva containing the enzyme, causing a severe allergic reaction. The consequences of this irritation can be quite severe. When immunopathological reaction to a flea bite develops flea dermatitis. In this case, the stimulation is distributed away from the bite. Flea dermatitis is treated quite difficult.
Physicians developed an anti-flea vaccine, which is used in severe consequences of the bite of a flea.

Rat fleas are carriers of pathogens dangerous diseases - plague. Earthen or sand flea, is transferred to sarcopsylla - a rare disease characteristic of tropical latitudes and the southern regions of Russia. The insect penetrates the skin of a person's feet, often under the nails, causing severe inflammation, swelling, itching, irritation.

Advice 2: How dangerous fleas to humans

Fleas are dangerous to humans as they are carriers of various diseases. In addition, a person may experience an allergic reaction to the bite of these parasites. In many cases, fleas are the cause of skin diseases and worm infestation.
How dangerous fleas to humans

The flea bites may be not only animals but also people. For example, the cat flea is unpretentious in the choice of food, so it can attack dogs, rabbits, rats, mice, and humans.

Flea allergic dermatitis is the result of hypersensitivity to the flea bite. The allergen is the saliva, the itching at the bite site may last quite a long time.

Another disease appearing in humans, a bite from a flea is depilation. This infection of tape worms in the human intestine they can reach lengths of 70 cm

Bartonellosis, or "Bartonella infection", brings together an extensive group of diseases, characterized by clinical signs but caused by bacteria of the same genus. The bartonellosis sick dogs, cats, people.

Contracting the above diseases can be in different places – outside, in the entrance, dealing with other animals, even if they are fully home. You can bring fleas into his apartment with the dirt on clothes or shoes.

Fleas are very resistant to changes in temperature and remain active even in cold weather. Wet cleaning of the apartment, alas, does not protect against fleas and even contributes to their intensive growth, as these parasites love high humidity. Practically the only effective measure of dealing with fleas is the regular treatment of animals with insecticides.

Infestation of fleas in pet hair is not always visible to their owners. The problem of pest control lies in the fact that cat or dog you only live adults, the primary population of parasites (95% of the larvae, pupae, eggs) are in the environment – litter, in cracks in the floor, on objects care for your pet, carpets etc. Therefore, the treatment needs of the animal and the premises.

About the harm these insects and say the following figures: a flea in one day on average, makes up to 400 bites, the height of her jump reach 1.5 meters, one flea lays approximately 500 to 2,000 eggs. The average life expectancy is one of the parasite - to one and a half years. Suck the blood of one individual may from one minute to several hours.

Advice 3: Why cat fleas bite not all

Fleas are insects belonging to the class of obligate parasites. This means that they only eat blood. And in this lies the main danger to humans. Blood fleas extracted from warm-blooded animals – dogs, cats and other Pets. However, nothing prevents them to move also in person. Biting fleas are very active, so their presence in the house, most people will notice.
Why cat fleas bite not all
Species of fleas bite a person, pretty much. It and the human flea, and rat, and dog. However, most persons suffering from the bites of cat fleas. Experts even call it a rarity because this species is widely distributed throughout the world and bites a huge number of mammals. It is often on the skin and fur of a cat from the street enters the house.

Features flea bites

Fleas bite actively and often, professionals claim that they attack people at first opportunity. And do it not out of revenge, but simply because they need to survive and something to eat.

According to statistics, one flea bite 1-3 times during one feed. Unlike many other insects, which already after the first bite leaving the body of the host, the flea, it may linger.
Feel flea is problematic. It is quite small. In addition, the bite wound she relieve. Therefore, a person usually notices is the result of its bite – i.e., the redness and small blister.

Mouthparts of fleas is a long jaw that looks like a thin needle. Them she pierces the skin and starts sucking blood. Most often flea bites legs, to far to climb.

The danger of flea bites

Fleas are quite dangerous pests. Sometimes they even compare with ticks. After all, the consequences of their bite can be no less serious than mites. For example, a flea bite can cause a severe allergic reaction, which, when an unfortunate combination easily leads to even anaphylactic shock.

In addition, the flea can act as the source of infection. It is proved that these insects carry diseases such as plague, salmonellosis, typhus, encephalitis, hepatitis, etc.
If you are afraid that you caught a contagious flea, give some time after the bite tests for various infections.

And, of course, a person risks when brushing the wound. Because dirty hands can score in the wound infection.

Why fleas bite not all people

There are situations when within a family some bite, others do not. And it becomes a true mystery. The specialists have explained that.

One theory says that blood-sucking insects bite the blood. For example, they just love people with first blood. For them it is the sweetest. Those who have a 3rd or 4th group of blood, do not have to worry, because this interest in insects does not matter.

Also victims fleas are people with thin skin. After all, to break the cover to get to vessels with blood, insects difficult. Therefore, the thinner the barrier the more it attracts.

In General conversation about what fleas someone do not bite, wrong. Fleas bite all. However, there are those who react and those for whom these bites go unnoticed. For example, the reaction to the flea bites will give people who are inclined to various kinds of allergies. Even if it is local and not very pronounced.
Is the advice useful?