Lice
Lice and their eggs are anecdotal problems that can become a source of danger when diseases are transmitted or spread from one person to another. It affects all age groups, but it is common among children due to their lack of interest in keeping the distance between other people, , Which makes the spread of lice infection easier. Head lice are parasitic insects of small size equal to the size of sesame seeds, which makes their detection and vision difficult, clinging to and tightly attached to the scalp, and can fix their eggs with special adhesive secretions.
Lice feed on human blood, and lice eggs, called the nipples, tend to fold hair follicles closest to the scalp, and difficult to see because of their small size and camouflage. Lice can reproduce quickly and spread to the body, but the life span is short. Lice do not live only in the hair of the head, it is divided into types that adapt each one to live on a certain part of human hair, from it head lice, body lice, and pubic lice.
Biological qualities of lice
Lice An insect has six legs resembling a tick, has no wings, and lives permanently on the bodies of animals or birds that act as its breadwinner. It is possible that the historical species of lice were winged, but they lost this property over time because they did not need it when they lived on another person’s hair. They also lost their hearing and smell senses in the past because they did not need to look for food, but they were able to see . Lice have strong claws at the end of each of their six legs to help them cling to their skin so that they can absorb blood continuously. When lice cling to their six legs with a human hair, they can resist strong air currents and sudden movements, and human fingers are unable to move or move.
Classification of lice
Lice are divided into two main groups, the chewing lice and the masse. The chewing lice have a jaw capable of biting feathers, licking and devouring dead skin cells. The lice have a piercing mouth designed to penetrate the skin and absorb blood. Lice live on mammals, such as humans. There are 2,600 species of lice that live in different parts of the world. These insects are not affected by weather conditions because their host provides adequate protection from external weather conditions. In fact, the lice strains evolved and varied to match the conditions and nature of animals that want to live intrusively on their bodies. Almost every mammal has its own lice. There are lice for chimpanzees, gorilla lice, and lice. If I need to, chimpanzees can live on the human body, but this is an exception.
Symptoms of lice infestation
The most important symptoms that you can expect to check for exposure to lice infection include:
- Persistent itching in the scalp.
- Lice eggs can be seen in the form of small white spots around the hair. They are similar in shape to the crust when they are immature. When using a magnifying glass, these eggs may appear very clear in the hair follicles in particular. They are brown when they carry the lice embryos; After hatching becomes translucent and takes the color of hair almost.
- Find full-grown lice insects between teeth and comb hair during combing.
- Rash or spread of ulcers on the skin in the affected areas as a result of the bite of the lice and continuous bite of the skin of the infected person.
- When looking for adult lice insects spread on the hair, you should consider that what you are looking for is a tick-like insect about the same size as a sesame, usually brown, but may be yellow or gray.
Ways to remove hair from lice and eggs
- There are many types of treatment that contribute to the elimination of lice and eggs, and may need some prescriptions, where anti-lice drugs are sold in most pharmacies, and is safe to use and effective in the elimination of insects and lice (eggs) alike, but not recommended For young people and children, and be careful to follow the instructions for these preparations in terms of how to wash the hair, and the length of time to put the drug on it, and other to ensure its effectiveness and safety, and if not working as required, it is possible to consult a doctor.
- Drying the hair with hot air is an effective way to eliminate lice eggs. It destroys most eggs because of high heat and dehydration. It also kills a large number of adult insects. However, it requires repeated use every few days to eliminate any new eggs.
- Traditional natural recipes prepared at home can be used by mixing different organic substances with properties that eliminate or harm the lice. For example, mixing a small amount of mayonnaise with white vinegar, this mixture works to choke lice and eggs, dissolving the sticky secretions that prove human hair, and can be used tea tree oil, it is effective in the elimination of these insects.
- Using combs to remove lice from the hair follicles. These combs have very close and thin teeth. They are characterized by their very fine teeth that pull the cups and their eggs even when they are adhered to or stuck to hair. The hair must be combed down or cleaned constantly to get rid of the Attach to the comb. This treatment should be repeated over a period of several days to ensure its effectiveness.
After eliminating the lice on the scalp, there will be no need to take any other action. The lice that live away from the human body (eg clothes or parts of the house) can not survive long without a breadwinner, and die within a few days. The desire to take all precautions to avoid infection again, it is possible to wash clothes and boil hair accessories of combs and bedding in hot water, it will be sufficient to protect them.