Do you feel burning, like itch constant in the head ? Do you scratch and scratch yourself but the itching does not subside? Beware, it can be annoying lice .

Víctor Manuel Salazar , biologist and entomologist of the Directorate of Diseases Transmitted by Vector of the National Center for Preventive Programs and Disease Control (Cenaprece) , explain what:

 

They are insects the size of a sesame seed, have 6 legs, have no wings and their color is between gray and white, live up to 30 days in the head of a person and eat blood.

You may also be interested: How to avoid the spread of lice?

 

"Small" discomforts

Salazar explains that there are three ways to lice : eggs (or nits), nymphs and adults, which besides being annoying are very easy to spread .

To clarify the most frequent doubts on this topic, the expert answers the common questions:

 

How does it feel to have head lice?

There is sensation that something is moving between the head and hair .

There is itch , burning and irritation in the scalp , specifically behind the ears and near the hairline at the nape of the neck, becoming so intense that they can cause injuries.

Injuries in the scalp due to the scratching action itself, and which are important to be addressed as they may reach become infected .

 

How do they get infected?

Not even hygiene personal, age, social class, cleaning at home or at school have to do with the possibility of a person contracting lice , since anyone who has contact with an infested person runs a high risk of acquiring them, particularly if a head contact is made head .

Also, you can spread for sharing personal items: towels, pillows, brushes or combs, hair scissors. The same as, if certain clothing items are shared: shirts, blouses, caps, hats, scarves, sweaters, jackets, coats, etc.

 

What to do if the contagion is confirmed?

It must be attended quickly to prevent it from spreading. There are 2 types of treatment to fight them:

1. Through the "hairstyle". After moistening hair , with a very fine comb, the lice and / or nits in the scalp . It requires patience, good eyesight and a lot of perseverance to perform this operation daily for 2 weeks.

This method is not infallible because all the eggs may not be liquidated or nits .

2. Use of shampoos and special rinses. They help fight the lice and that contain permethrin , which are purchased at the pharmacy.

These products usually contain 1% of permethrin which is very effective in the treatment . To ensure the elimination of lice and their eggs, it is necessary to use them for 15 to 20 days.

Once the treatment , it is recommended to complement it with a careful hairstyle hair to eliminate some survivor.

 

What not to do?

It is not necessary to discard any garment. But it is recommended to wash (with hot water and dry it at a high temperature) all the clothes, towels, hats, pillows and sheets of someone who was infested .

Do not fumigate the house without the advice of a professional, because there is a risk that the family will be exposed to chemical substances that can be dangerous for the Health .

 

What to do?

All family members and the closest contacts should be reviewed. If the contagion , the person must submit to treatment .

If the itch constant in the head does not diminish or lice survive the treatments before mentioned, then it is recommended to visit the doctor to propose a new way of dealing with the situation.


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