Hair twist men4/19/2023 ![]() ![]() have found that black hair may differ in the distribution of lipids throughout the hair shaft. With regard to structure, all human hair has the same basic chemical composition in terms of keratin protein content. ĭifferent genetic groups have observable differences in the structure, density, and growth rate of hair. ![]() Those variations include pattern (mainly tight coils), pattern size (watch spring to chalk), density (sparse to dense), strand diameter (fine, medium, coarse), and feel (cottony, woolly, spongy). However, afro-textured hair is often difficult to categorize because of the many different variations among individuals. The Andre Walker Hair Typing System classifies afro-textured hair as 'type 4' (there are other types of hair, defined as type 1 for straight hair, type 2 for wavy, and type 3 for curly, with the letters A, B, and C used as indicators of the degree of coil variation in each type), with the subcategory of type 4C being most exemplary of the afro-textured hair. In 1997, hairstylist Andre Walker created a numerical grading system for human hair types. Jean Baptiste Bory de Saint-Vincent in 1825 introduced the scientific term Oulotrichi for the purpose of human taxonomy. More formally, ulotrichous ("curly-haired" from Ancient Greek: οὖλος, romanized: oûlos, lit.'crisp, curly' and Ancient Greek: θρίξ, romanized: thríx, lit.'hair') refers to afro-textured hair, its antonym being leiotrichous ("smooth-haired"). Terminology Įnglish adjectives such as "woolly", "kinky", "nappy", or "spiraled" have been used to describe natural afro-textured hair. The overall effect is such that, contrasted with straight hair, wavy hair, or curly hair, afro-textured hair appears denser. Each strand of this hair type grows in a tiny, angle-like helix shape. 1868Īfro-textured hair, or kinky hair, is a human hair texture originating from sub-Saharan Africa. The charity Trichotillomania Support has information on treatments and self-help advice.Woman from the island of Nosy Be, in Madagascar, c. Many people who have learned to manage their trich say that speaking to others about the condition led to a reduction in hair pulling. It may also help to open up about your trich to people you trust, as hiding it can sometimes make your anxiety worse.
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