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

Human hair contains more glycosaminoglycans in children than adults, and these compounds decrease with age, possibly affecting hair thickness.

Hair damage increases significantly with higher temperatures and longer heating times.

As women age, hair follicles decrease in number and hair width tends to reduce.

Genetic hair shaft abnormalities can be seen with microscopes and often affect scalp hair.

Fat under the skin can help hair grow longer, darker, and increase cell growth.

Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.

Eating disorders can cause various hair problems, and while hair loss in these disorders is linked to metabolic syndrome, treatment focuses on specific medications and lifestyle changes for the syndrome.

Androgenic alopecia causes hair follicle degradation and skin restructuring, but some hair elements remain.

Trichoscopy is a useful non-invasive method for diagnosing different hair loss conditions.

Dermatoscopy is a useful tool for diagnosing hair disorders and can help choose samples for more detailed analysis.

Hair shaft dysplasias are abnormal hair conditions that can be inherited or acquired and may signal other health issues, with limited treatment options available.

Hair microscopy is useful for diagnosing hair disorders, but clear definitions are needed for accurate genetic analysis.

Using special RNA to target a mutant gene fixed hair problems in mice.

The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.

Hair shaft disorders often indicate genetic or systemic issues and are managed by minimizing damage.

The document concludes that proper diagnosis and treatment of hair shaft disorders require understanding their unique causes and avoiding hair-damaging practices.

Treated hair can fight dandruff and odor even after several washes.

Hair fibers degrade and change color in very basic water.

Aldactone effectively reduces hair thickness in women with excessive hair growth, both alone and with other treatments.

Night shift work disrupts the body's natural clock genes.

The article explains the genetic causes and symptoms of various hair disorders and highlights the need for more research to find treatments.

PCAT1 helps hair growth by controlling miR-329/Wnt10b.

Human hair follicles may provide a noninvasive way to diagnose diseases and have potential in regenerative medicine.

The study provides insights into hair growth mechanisms in yaks.

Red fox, golden jackal, and gray wolf hairs have similar features but differ in length, thickness, and inner structure.

The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.

The place where hair is transplanted can affect its growth and survival rates.

Hair gets thinner and grayer with age, and density decreases more in men on top and in women on top and back.

Southern Chinese women with female pattern hair loss have less, thinner hair and smaller hair follicles.