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Tight traditional hairstyles can cause hair loss.

A mutation in the KRT74 gene causes woolly hair by affecting hair texture.

Human hair is unique and important for understanding human evolution and identity.

Older adults in Puerto Rico often couldn't be tested for hair cortisol due to refusal or lack of hair, with race and hair products affecting results.

Straight-lined hairlines are most common among Etche people.

Social or cultural norms, not hair type, more likely influence how often people wash their hair.

Chronic hair pulling in African American women may be linked to coping and self-satisfaction.

Blond hair in Solomon Islanders is due to a unique genetic variant, not European ancestry.

Two red-haired men with alopecia areata regrew black hair instead of red.

Melanocytes from human fetal hair follicles were successfully cultured, showing potential for hair disease research and clinical use.

People with late-stage HIV-1 often experience a specific type of hair loss linked to multiple factors, including nutritional issues and immune responses.

The most different genetic segment between Africans and East Asians is the EDA2R/AR region, with two main types influenced by population changes and natural selection, and linked to baldness.

New genetic locations explain much of hair color variation in Europeans.

Trichoscopy is effective for diagnosing scalp ACC in darker skin tones.

The case shows skin changes can indicate deeper health issues like insulin resistance, which are challenging to manage.

Alopecia areata caused a boy's hair to regrow straight instead of curly, but the exact reason is unknown.

The Ayurvedic treatment safely and effectively restores natural hair color by increasing black hair and reducing grey hair.

Ancient South American mummies' hair shows high sulfur, calcium, and potassium levels.

Misdiagnosis of hair and scalp disorders is common in patients with skin of color, highlighting the need for better training and evaluation.

The study found specific hair and scalp patterns for different types of hair loss in Koreans, noting racial differences affect diagnosis.

Africa needs its own dermatology guidelines to address unique skin challenges and improve care.

The conclusion is that better understanding and more research are needed to effectively manage follicular and scarring disorders in skin of color, with an emphasis on patient education and cultural awareness.

Human hair has different protein structures in its cuticle and cortex.

Doctors should use thorough examinations and more research to better diagnose alopecia in patients with skin of color.

Relaxers straighten African hair by breaking down its helical structure using strong bases.

Female pattern hair loss affects 32.3% of women, increasing with age and showing no racial differences.

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.