Lice generally fall on the category of parasites. The real biological definition of parasites is those organisms which reside in some bigger organisms and feed from them, destroying those bigger organisms slowly. The most common symptom that you are infected by lice is head scalp itching. They are contagious and can spread from your head to other people head that comes close to you. They also get transmitted by the clothes and other accessories of the infected person. This problem is very common with school children, especially the female children who like growing hair. But to get rid of lice is a really lengthy process and you need to have patience to finish completely.
The process is really very lengthy, as when we shampoo our hair and found the lice dead in front of us, that don’t mean the end of the battle. Lice eggs are very hard and if they are left out, they will again grow up. So we need to fight this battle constantly and patiently to finally eliminate all the lice permanently from our head. Go for a natural or herbal pediculicide as chemical one may damage your hair as they are really made rough to destroy the lice. Shampoo your hair properly and use a thin- toothed comb, so as to drag the eggs and lice out of your hair. Make sure to use the shampoo for the duration prescribed on the bottle. You also should not condition or shampoo with any other products after a couple of days of shampooing.
Once you have finished shampooing your hair, you have to wait for 8-9 hrs, so that the lice which are there become dead. Then use the thin-toothed comb to get rid of lice which are dead. Lice, as already said, can also be transmitted from the clothings of the infected person and hence after the complete removal of the lice from your head, all the clothing must be properly cleaned with hot water and ironed. Apply the treatment 2-3 times to eliminate lice completely. If the problem still persists, go for an expert physician