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Hair and nails are similar keratin structures with different shapes and growth, affected by the same diseases and environmental factors.

Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.

The document concludes that clinicians should be aware of common hair and scalp disorders in women of African descent and that more research is needed to develop effective treatments.

Hair's strength and flexibility come from its protein structure and molecular interactions.

Heat damages hair, with Asian hair losing more protein than Caucasian hair.

Hair care cosmetics affect hair health; know products, ingredients, and procedures.

Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.

Hair color and length affect metabolite profiles in hair, so they should be considered in hair analysis.

The document explains how hair is studied in forensics to identify its source and its role in criminal investigations.

Dermatologists should learn more about shampoos to better treat hair and scalp issues.

Proper hair care and safe use of hair products are crucial for those with hair loss.

The herbal hair oil increased hair growth and reduced hair fall for most users without significant side effects.

Chemical treatments severely damage hair cuticles, especially in previously treated hair.

Uncombable hair syndrome causes frizzy hair and can affect the nervous system, eyes, and ears, often co-occurring with other hair, skin, nail, and teeth conditions, and is linked to three specific gene mutations.

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.

Dermatoscopy is useful for identifying different hair and scalp conditions and can reduce the need for biopsies.

Oxidative stress contributes to hair graying and loss as we age.

We don't fully understand how sunlight damages different types of hair.

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

Premature graying of hair may suggest health issues and currently lacks effective treatments.

Hair loss is common in lupus patients and can be permanent or reversible, depending on the type, with various treatments available.

Loose anagen hair syndrome, often affecting young girls, can be diagnosed with a hair-pull test and usually gets better on its own, but severe cases may need treatment.

Most women preferred the 1% pyrithione zinc shampoo for better hair smoothness and less frizz while controlling dandruff.

Hormonal changes after childbirth and menopause can lead to women's hair loss and facial hair growth, with a need for better treatments.

Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.

Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.

Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.

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

Washing hair daily is better and preferred, with no negative effects.

Afro-textured hair is more fragile and prone to certain scalp conditions, requiring careful treatment and more research for effective management.