Hair is a protein filament that grows from follicles found in the dermis. 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.
Hair conditioner is a hair care cosmetic product used to improve the feel, texture, appearance and manageability of hair. Its main purpose is to reduce friction between strands of hair to allow smoother brushing or combing, which might otherwise cause damage to the scalp. Various other benefits are often advertised, such as hair repair, strengthening, or a reduction in split ends.
A permanent wave, commonly called a perm or permanent, is a hairstyle consisting of waves or curls set into the hair. The curls may last a number of months, hence the name.
Artificial hair integrations, more commonly known as hair extensions, hair weaves, and fake hair add length and fullness to human hair. Hair extensions are usually clipped, glued, or sewn on natural hair by incorporating additional human or synthetic hair. These methods include tape-in extensions, clip-in or clip-on extensions, micro/nano rings, fusion method, weaving method, and wigs.
Hair care or haircare is an overall term for hygiene and cosmetology involving the hair which grows from the human scalp, and to a lesser extent facial, pubic and other body hair. Hair care routines differ according to an individual's culture and the physical characteristics of one's hair. Hair may be colored, trimmed, shaved, plucked or otherwise removed with treatments such as waxing, sugaring and threading. Hair care services are offered in salons, barbershops and day spas, and products are available commercially for home use. Laser hair removal and electrolysis are also available, though these are provided by licensed professionals in medical offices or speciality spas.
Sunsilk is a British hair care brand produced by the company Unilever. The brand was introduced in 1954 in the UK and available in most countries globally.
Aussie is an American toiletries brand. Its products are focused on hair care, such as shampoos, conditioners, hair serums, gels, and sprays. While its logo is a kangaroo, and slogan is "Add some Roo to Your Do!", along with earlier advertisements having the voiceover of an Australian woman, the brand is not Australian owned, made, nor conducts research & development in Australia. The products are manufactured in Europe and the United States by Procter & Gamble, an American company. The brand and initial product was created by American businessperson Thomas Redmond in the late 1970s.
Kinky hair, also known as afro-textured hair, is a human hair texture prevalent in the indigenous populations of many regions with hot climates, mainly sub-Saharan Africa, some areas of Melanesia, and Australia. Each strand of this hair type grows in a repeating pattern of small contiguous kinks. These numerous kinks make kinky hair appear denser than straight, wavy, and curly hair types.
Hair straightening is a hair styling technique used since the 1890s involving the flattening and straightening of hair in order to give it a smooth, streamlined, and sleek appearance. It became very popular during the 1950s among black males and females of all races. It is accomplished using a hair iron or hot comb, chemical relaxers, Japanese hair straightening, Brazilian hair straightening, or roller set/blowdryer styling. In addition, some shampoos, conditioners, and hair gels can help to make hair temporarily straight.
Shampoo is a hair care product, typically in the form of a viscous liquid, that is used for cleaning hair. Less commonly, shampoo is available in solid bar format. Shampoo is used by applying it to wet hair, massaging the product into the scalp, and then rinsing it out. Some users may follow a shampooing with the use of hair conditioner.
Dog grooming refers to the hygienic care of a dog, a process by which a dog's physical appearance is enhanced. A dog groomer is a professional that is responsible for maintaining a dog’s hygiene and appearance by offering services such as bathing, brushing, hair trimming, nail clipping and ear cleaning.
Hairstyle products are used to change the texture and/or shape of hair.
Hair washing without commercial shampoo, sometimes called no poo, includes water-only hair washing or hair washing with non-commercial products, such as baking soda and vinegar. Advocates argue that commercial shampoo is an unnecessary expense and may contain harmful ingredients.
Shea Moisture is an American personal care company that focuses on shampoo, conditioner and body wash. It is owned by Unilever.
Crochet braids, also known as latch hook braids, are techniques for braiding hair that involve crocheting synthetic hair extensions to a person's natural hair with a latch hook or crochet hook. While crochet braids are a hybrid of traditional braids, they're considered to be more similar to weaves. This method is associated with African hair styles. Known as a protective style, the technique can assist with hair growth if cared for properly. Crochet braids can be worn straight, curly, twisted, or braided.
The natural hair movement is a movement which aims to encourage people of African descent to embrace their natural, afro-textured hair; especially in the workplace. It originated in the United States during the 1960s, and resurged in popularity in the 2000s.
Frizz is hair that does not align with the surrounding hair, but stands up or curls independently, creating a fuzzy or irregular texture. The three main causes of frizz are genetics, hair damage, and humidity. Frizzy hair can be seen as a positive or a negative trait depending on the current fashion and one's personal preference. Many hair products, such as gels, pomades, and hair waxes, are designed to reduce frizz.
Hair volumizer is used to temporarily add volume, body, and shine to thin or flat hair. Used by both men and women, most men tend to use it to make their hair look more dense. Volumizers come in many forms such as shampoos, conditioners, sprays, pomades and lotions.
DevaCurl is an American brand of hair care products.
Cécred is a privately held American hair care brand founded in 2024 by American singer-songwriter Beyoncé. It is self-funded and made for all hair types. After six years in development, Cécred launched in February 2024 to positive reception from critics.
