ABOUT HAIR       There are too many characteristic features which make people different from each other. Hair is one of the conformations which shows the most multiplicity within these features. Its colour, shape, and length are different for every people. Besides all these natural diversity, people make hair a complementary part of their appearance by changing presence of their hair in accordance with pleasure and tastes of them. We can understand how much importance the hair has for the people by looking their changing hair types during centuries. Generally hair and youth are considered together. In contrast to that, hair loosing of men is considered as indications of maturity and wisdom. So, everyone should determine how much importance the hair has for his / her by his / her own. If hair loosing is important for you and you do not like to loose it, you can find what you search for within these pages. Which elements is hair composed of : Hair includes some kind of keratin and it is composed of three different layers: cuticle, cortex, and medulla. Cuticle is the protective layer on the crust and it is composed of lots of layers which stand on each others. These layers are like tiles. Cortex constitutes big part of the hair. Which elements affect colour and structure of the hair: Different colours and tones of the hair are results of melanin pigmentation. Melanin in the hair is created by melanocytes which are around the hair. Hair becomes gray as people get older. But real gray hair is rarely seen until declining ages; hair which called as “gray hair” is a mixture of white hair and hair with pigment. It is considered that loose of pigmentation occurs in early stages of becoming grey. There may be some differences in hair types of people who belong to different races. Hair section of people coming from white race is elliptical and hair tends to be curly. Hair section of people coming from Africa and Caribbean is strap-shaped and their hair becomes matted; hair section of Asian people is generally circular and straight. Cycle of the hair: Cycle of hair has three phases: Anagene (active growth), Catagen (transition), and Telogene (rest). Anagene phase is approximately 1000 days, catagen phase lasts several weeks, and telogene phase lasts approximately 100 days. In any time, 5 or 10 % of the hair is in telogene phase. Thousands of different hair follicles in the head pass through different phases in any time. Hair grows approximately 1 centimeter in a month; and it grows continuously throughout 2 and 6 years. And then it stops to grow for 2 or 4 weeks. After this process, hair will be shed. Normally, 100 hair falls during a day. Because hair cycle is very slow process, it takes time to get benefits from any treatment. Anagene Phase Catagen Phase Telogene Phase Hair follicles and hair sections Anagene phase starts again and new hair starts to grow from hair follicle.