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Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.

High glycine–tyrosine keratin-associated proteins help make hair strong and maintain its shape.

Children's hair is more elastic, but tensile strength is similar across different factors.

Different fields of expertise must work together to better understand hair growth and create effective hair loss treatments.

Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.

Afro-textured hair needs personalized care due to its unique genetic traits.

KRTAP6 genes affect wool quality in sheep.

Genes linked to wool fineness in sheep have been identified.

FGF9 helps hair follicles grow in small-tailed Han sheep by affecting cell growth and certain signaling pathways.

The 2015 Hair Research Congress concluded that stem cells, maraviroc, and simvastatin could potentially treat Alopecia Areata, topical minoxidil, finasteride, and steroids could treat Frontal Fibrosing Alopecia, and PTGDR2 antagonists could also treat alopecia. They also found that low-level light therapy could help with hair loss, a robotic device could assist in hair extraction, and nutrition could aid hair growth. They suggested that Alopecia Areata is an inflammatory disorder, not a single disease, indicating a need for personalized treatments.

Hair restoration surgery redistributes existing hair to achieve a natural look, with visible regrowth in 3-4 months and rare complications, mostly aesthetic.

Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.

Oral contraceptives may cause hair loss in women.

African-American hair's curl pattern significantly affects its strength and elasticity.

Classifying curl patterns might help doctors assess and treat hair loss better.

Human hair varies widely and should be classified by curl type rather than race.

Longer time setting curls overnight leads to better curl retention.

Acitretin therapy may cause hair to repigment and curl.

Body and beard hair can be used for hair transplants in baldness treatment but keep their original color and curl.

Human hair can be classified into eight types based on physical features, not ethnicity.

Curly hair shape is due to uneven growth patterns in the hair follicle.

Dr. Norwood's analysis highlights the need for careful patient selection and strategic hair transplant design to create a natural-looking hair density.

Japanese women's curved hair has an uneven internal structure and varying amino acid composition.

The editor suggests removing "race" and "ethnicity" from dermatology and creating tools to objectively assess skin color and hair texture.

New methods can better classify curly hair types and lead to improved hair care products.

Curly and straight hair differ in how their internal fibers are arranged.

The article concludes that uniform density hair restoration is generally preferred for its natural look, but the best approach depends on the individual's characteristics and preferences.

Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.

Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.

Japanese women's curved hair has an uneven internal structure and varied amino acid composition.