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

Many hair diseases, including those caused by medications and psychological issues, can lead to hair loss and require proper treatment and specialist care.

Hair damage shows as fragility, dullness, and discoloration, varies by ethnicity, and is worsened by cosmetic procedures and diseases.

Hair testing is a reliable method for detecting workplace drug use when done with proper sample preparation and confirmation.

Hair styling products can damage hair over time.

Carboxytherapy can improve skin conditions with few side effects, but results may vary and are not guaranteed.

About 15% of US Army personnel use hair products containing hormone or placenta, with higher usage among non-whites, females, and enlisted personnel.

Hair ages due to genetics and environmental factors, leading to graying and thinning, with treatments available for some conditions.

The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.

Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.

Hair care products don't cause hair loss if used correctly.

Early treatment helps stop hair loss in women of color.

Centella asiatica extract may help promote hair growth by blocking a specific cell signaling pathway.

The document concludes that proper diagnosis and evidence-based treatments are crucial for managing hair diseases, and psychological support for patients is important.

Artificial hair implantation is generally safe and can restore hair when other treatments fail, but some patients may experience side effects.

The article concludes that different types of hair loss require specific treatments and psychological support is important.

Henna dye improves hair cuticle and thickness but effects vary by hair type and health.

Proteins like BSA and keratin can effectively style hair and protect it, offering eco-friendly alternatives to chemical products.

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

Certain polymers can stick to hair and increase volume, working best at a pH of 7 to 9.

Hair ages due to various factors and treatments like minoxidil and finasteride can help, but more research and better public awareness are needed.

Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.

Quantifying hair shape is better than using racial categories for understanding hair characteristics.

Indian medicinal plants can help with hair growth and common hair issues.

Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.

Oxidative stress damages hair and contributes to aging, and managing it can help maintain hair health.

Surgical correction can treat hair loss in black women caused by styling practices, with techniques chosen based on individual needs and hair loss severity.

The peptide GHK-Cu helps heal and remodel tissue, improves skin and hair health, and has potential for treating age-related inflammatory diseases.

Hair usually grows back 1-3 months after treatment for anagen effluvium, and children with Loose Anagen Hair Syndrome often improve by adolescence.

Trichoscopy helps diagnose hair and scalp disorders in dark-skinned people by identifying unique patterns.