Some people also experience severe allergic reactions

Flea bites are the first sign that indicates the presence of these small pests in your home.

The problem is that you often don't feel them at all.

One wakes up only one morning with bite marks.

Fleas bite because human or animal blood is the main food of these wingless insects.

They are very small.

Adult fleas can be up to 10 millimeters.

They have an oval body, long, flat and short, broad head.

Adult fleas turn dark brown after feeding.

Young fleas are up to 1.5 millimeters long and have a significantly lighter color, Telegrafi reports.

Flea eggs are very small and very difficult to spot, even if your house is full of them.

Fleas are most often brought into the house by the person himself without knowing it.

This happens mainly when people travel, so they bring them to their apartment through clothes, bags or suitcases.

When they get home, they mostly hide in bed mattresses, headboards, picture frames, and even electrical outlets.

When they create their little colony, they start to spread around the house, and so settle in carpets and closets.

It is very difficult to eradicate fleas when they reach large numbers, which is why it is very important to disinfect the space as soon as possible.

Bed bugs come out at night to feed, attracted by the carbon dioxide that people exhale when they breathe.

That's why the bedroom is their most common meeting place.

Insect bites can appear up to 14 days after the bite.

Bite marks can appear anywhere on the skin, and most commonly appear on the face, neck, arms, legs and chest.

Some people don't even react to insect bites at all, while others may have minor skin reactions.

In a small number of cases, some people experience stronger allergic reactions to insect bites.

The most effective way to get rid of insects is to call an extermination service.

In addition, it is recommended that you regularly change the sheets and take care of the hygiene of the mattress.

/Telegraph/