hair

Hair is a protein filament that grows from follicles found in the dermis, or skin. Hair is one of the defining characteristics of mammals. The human body, apart from areas of glabrous skin, is covered in follicles which produce thick terminal and fine vellus hair. Most common interest in hair is focused on hair growth, hair types, and hair care, but hair is also an important biomaterial primarily composed of protein, notably alpha-keratin. Attitudes towards different hair, such as hairstyles and hair removal, vary widely across different cultures and historical periods, but it is often used to indicate a person's personal beliefs or social position, such as their age, gender, or religion. The oldest known depiction of hair braiding dates back about 30,000 years. In ancient civilizations, women's hair was often elaborately and carefully dressed in special ways. In Imperial Rome, women wore their hair in complicated styles. From the time of the Roman Empire[citation needed] until the Middle Ages, most women grew their hair as long as it would naturally grow. During the Roman Empire as well as in the 16th century in the western world, women began to wear their hair in extremely ornate styles. In the later half of

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piercing

Piercing is a form of body art, where a part of the human body (usually the earlobes, nose, navel, tongue or nipple) is pierced with a needle and some jewelry is inserted into the hole. The piercing can either be temporary or permanent. Historically, it has been used by many different cultures for many different reasons. It was used for religious purposes in ancient India, as well as to mark people who had committed crimes. In the Western world, it has mostly been associated with alternative music culture and fashion. In this article we will look at some different types of piercing s.
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surgery

The word " surgery " is derived from the Greek kheir (χειρ) (hand) and ergon (ἔργον) (work), and indeed surgery does often require the skills of a surgeon. The same root appears in the verb "to operate" and the Latin word "chirurgus", meaning "hand work", or "handiwork". In English-speaking countries, the term "Surgery" is synonymous with the term "Operative Surgery". A surgical procedure may be performed for a variety of reasons, but it is most often performed to repair damage caused by accident or disease using techniques that range from minimally invasive to open surgical. The act of performing surgery may be called a surgical procedure, operation, or simply surgery. In this context, the verb operating means performing surgery. A surgeon is a person who practices surgery and an assistant is a person who practices surgical assistance. There are different types of surgery: A semi-elective surgery is one that must
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