Lice: where do they come from and how to fight?
Outbreaks of head lice in schools and kindergartens in our time are far from uncommon, they happen most often at the beginning of the school year, when, having picked up the infection in summer camps, children bring it to the team. And before the children were regularly checked for lice by the school nurse, now it is more the exception than the rule. Find more here: can fleas live in human hair
Parents of children also contribute to the spread of head lice, because when they find small parasites in their child, not everyone informs the class teacher and other mothers and fathers about this. By doing this, they harm themselves first of all, because after treating their child for lice, they send him back to class, where he can pick them up again from a classmate who, in view of the 7-10-day incubation period of the disease, does not even suspect about the presence of "illegal tenants" on the head.
At this time, his dad, mom, sisters / brothers in the same way can spread parasites among fellow students, employees and colleagues. Therefore, be sure to let the head of the class, group, team know that you or your child had such a nuisance!
Where do human lice come from?
This question is quite interesting and understanding it will help you protect yourself from this disease. To begin with, only three types of lice can parasitize on humans: the head louse, the pubic louse and the clothes louse. All of them live exclusively on humans, in view of which the opinion that lice are carried by cats, dogs, birds and other animals is erroneous.
Parents of children also contribute to the spread of head lice, because when they find small parasites in their child, not everyone informs the class teacher and other mothers and fathers about this. By doing this, they harm themselves first of all, because after treating their child for lice, they send him back to class, where he can pick them up again from a classmate who, in view of the 7-10-day incubation period of the disease, does not even suspect about the presence of "illegal tenants" on the head.
At this time, his dad, mom, sisters / brothers in the same way can spread parasites among fellow students, employees and colleagues. Therefore, be sure to let the head of the class, group, team know that you or your child had such a nuisance!
Where do human lice come from?
This question is quite interesting and understanding it will help you protect yourself from this disease. To begin with, only three types of lice can parasitize on humans: the head louse, the pubic louse and the clothes louse. All of them live exclusively on humans, in view of which the opinion that lice are carried by cats, dogs, birds and other animals is erroneous.
So where do lice come from in the first place? To answer this question, you need to turn to ancient history, to that distant time when, in fact, there was a separation of monkeys and humans, or to be precise 2.5 million years BC. (it was then that Homo habilis lived - Homo habilis, the first representative of the human race Homo). It was from that time that the louse changed from the animal and became the human louse, becoming the progenitor of the head and pubic lice. Well, the body louse dates back to 42-70 thousand years ago, because it was at this time that the ancient man began to wear clothes.
How to deal with lice?
Nowadays, in order to get rid of lice, it is not necessary to resort to such radical methods as cutting hair to zero and washing the head with kerosene. As already mentioned, there are a lot of pharmacy shampoos, sprays and lotions with anti-pediculosis action. Some of them are designed to kill head lice, others - pubic, and still others - body lice.
All anti-lice drugs can be classified in this way:
How to deal with lice?
Nowadays, in order to get rid of lice, it is not necessary to resort to such radical methods as cutting hair to zero and washing the head with kerosene. As already mentioned, there are a lot of pharmacy shampoos, sprays and lotions with anti-pediculosis action. Some of them are designed to kill head lice, others - pubic, and still others - body lice.
All anti-lice drugs can be classified in this way:
- lice sprays;
- lice shampoos;
- lice creams;
- lice emulsion concentrates;
- combs for combing out nits;
- folk remedies.
- those that contain permethrin (Nittifor, Khigiya, Permin);
- those containing dimethicone (Headring);
- those containing benzyl benzoate;
- those containing the extract of larkspur (Delacet);
- those containing hellebore extract (Hellebore water);
- those containing a mixture of essential oils (Lavinal);
- combined means (Spregal, Para Plus, Spray Pax).