research Human hair keratin network and curvature
Curly hair shape is due to uneven growth patterns in the hair follicle.
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research Diagnosis of hyperandrogenism: clinical criteria
The document concludes that hirsutism is the main sign for diagnosing hyperandrogenism, which requires a detailed patient history and physical exam.
research An overview of chemical straightening of human hair: technical aspects, potential risks to hair fibre and health and legal issues
Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.
research Skin aging: are adipocytes the next target?
Targeting dermal adipocytes may help combat skin aging.
research Hirsutism, Normal Androgens and Diagnosis of PCOS
Hirsutism can occur in women with PCOS even if their androgen levels are normal, making diagnosis challenging.
research Naturally Occurring Female Hairline Patterns
Most women have a widow's peak and specific hairline features useful for designing hair restoration surgery.
research Recommendations for treatment of nonclassic congenital adrenal hyperplasia (NCCAH): An update
The document suggests treating individuals with nonclassic congenital adrenal hyperplasia who show symptoms, especially those related to excess male hormones.
research On Pathways for Small Molecules Into and Out of Human Hair Fibers
Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.
research Hyperandrogenism in polycystic ovarian syndrome and role of CYP gene variants: a review
Certain gene variants may contribute to high androgen levels in women with polycystic ovary syndrome.
research Gender aspects in skin diseases
Men are more likely to get infectious skin diseases, while women are more prone to autoimmune and pigment-related skin conditions, influenced by biological and environmental factors.
research The biology of hair diversity
Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.
research C2orf37 mutational spectrum in Woodhouse–Sakati syndrome patients
Truncating mutations in the C2orf37 gene cause Woodhouse–Sakati syndrome.
research Criteria for Diagnosis of Polycystic Ovary Syndrome during Adolescence: Literature Review
Diagnose PCOS in teens using irregular periods and high androgen levels, not ultrasound.
research Effect of ethnicity and treatments on in situ tensile response and morphological changes of human hair characterized by atomic force microscopy
Different ethnicities and treatments affect human hair strength and structure.
research Asian Hair: A Review of Structures, Properties, and Distinctive Disorders
Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
research It's not all traction: the pseudo ‘fringe sign’ in frontal fibrosing alopecia
The pseudo 'fringe sign' can also appear in frontal fibrosing alopecia, not just in traction alopecia, showing that this condition may be more common than thought.
research Polycystic ovary syndrome in Salvador, Brazil: a prevalence study in primary healthcare
About 8.5% of women in Salvador, Brazil, have Polycystic Ovary Syndrome.
research Differential Diagnosis of Hyperandrogenism in Women with Polycystic Ovary Syndrome
The conclusion is that accurately identifying the cause of high androgen levels in women with PCOS is crucial and requires specific tests.
research A clinical study of skin changes in geriatric population
Older adults commonly experience wrinkles, itchy skin, psoriasis, fungal infections, skin growths, grey hair, hair loss, and nail ridging, but no skin cancer was found in this group.
research Evaluation of Hair Density in Different Ethnicities in a Healthy American Population Using Quantitative Trichoscopic Analysis
Caucasians have the highest hair density, followed by Hispanics, with the lowest in individuals of African descent.
research Estimation of biological heart age using cardiovascular magnetic resonance radiomics
Obesity and lifestyle strongly affect heart aging.
research The most recent advances in understanding and managing hidradenitis suppurativa
Better understanding and new treatments for hidradenitis suppurativa are emerging, but more research is needed.
research Normal Pubertal Development in Daughters of Women With PCOS: A Controlled Study
Daughters of women with PCOS generally experience normal puberty but may have more body hair and different body fat distribution.
research Raman spectroscopy and electronic microscopy structural studies of Caucasian and Afro human hair
Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
research Aesthetic Facial Surgery for the Asian Male
The article concludes that surgeons should tailor facial surgery techniques for Asian males to their unique cultural and anatomical needs.
research Common Variants in the Sex Hormone-Binding Globulin (SHBG) Gene Influence SHBG Levels in Women with Polycystic Ovary Syndrome
Certain SHBG gene variants, like rs727428, are linked to higher testosterone levels in women with PCOS.
research Hair Counts from Normal Scalp Biopsy in Taiwan
The conclusion is that normal scalp hair counts for Taiwanese people were established, showing age-related differences but not sex or scalp location differences.
research Human skin color: Origin, variation and significance
Human skin and hair color variation is mainly due to melanin produced by a few genes, with melanin protecting against sun damage.
research Diode Laser 805 Hair Removal Side Effects in Groups of Various Ethnicities – Cohort Study Results
Diode laser hair removal is effective and safe, but side effects vary by ethnicity and treatment number.
research Secondary Sexual Characteristics and Menses in Young Girls
African-American girls tend to start puberty earlier than white girls, possibly due to increased androgen production.