March 2024 in “Jagiellonian University Repository (Jagiellonian University)” Genetic and lifestyle factors influence skin and hair aging, and prediction models can help assess aging and cosmetic treatments.
2 citations
,
February 2024 in “JAAD International” Sebaceous gland maturity and size differ between psoriatic alopecia and alopecia areata.
1 citations
,
January 2021 in “Prague medical report” Men might have a version of the female disease, polycystic ovarian syndrome, shown by changes in hormone levels and early baldness, but more research is needed to fully understand it.
66 citations
,
August 1999 in “The Journal of Clinical Endocrinology & Metabolism” Women with acromegaly often have irregular periods due to hormone imbalances and growth hormone effects.
July 2025 in “Journal of the American Academy of Dermatology” Hair diameter diversity helps assess hair loss, but its standard measure varies by individual and ethnicity.
41 citations
,
May 2001 in “PubMed” Different thicknesses of hair strands can indicate the severity of hair thinning.
May 2022 in “Голова и шея.” Sinus lifting and septoplasty in rats increased sympathetic nervous activity and caused metabolic changes after surgery.
11 citations
,
March 2001 in “Clinics in Dermatology” Hair microscopy is useful for diagnosing hair disorders, but clear definitions are needed for accurate genetic analysis.
July 2020 in “Endocrine practice” A 13-year-old boy with Cushing syndrome has high cortisol levels from a pituitary gland issue and underdeveloped sexual characteristics.
2 citations
,
November 2017 in “PloS one” Some vitamin D analogs can thicken skin and reduce pore size like a common acne treatment, with one analog also affecting skin growth factors.
1 citations
,
November 2022 in “DOAJ (DOAJ: Directory of Open Access Journals)” Male and female human hairs have different microscopic structures that can help in forensic analysis.
January 2006 in “Chinese Journal of Dermatology” Shorter GGC triplet repeats in the androgen receptor gene are linked to less hair loss in Han men.
October 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Rodent models of PCOS show some similar and some different lipid changes compared to humans.
March 2026 in “Pakistan Armed Forces Medical Journal” Trichoscopy is useful for diagnosing and assessing androgenetic alopecia severity.
47 citations
,
July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
11 citations
,
October 2018 in “Hormone and Metabolic Research” Women with PCOS have similar bone density to healthy women, but those who are obese have higher bone density at some body sites.
4 citations
,
February 2020 in “Journal of Cosmetic Dermatology” Trichoscopy helps diagnose hairline recession causes in Egyptian women, with androgenetic alopecia being the most common.
21 citations
,
July 2010 in “International Journal of Cosmetic Science” Older people's hair becomes less shiny because it gets more uneven and curved.
Understanding hair follicle interactions can help treat male pattern baldness.
11 citations
,
January 2017 in “Journal of Endocrinology/Journal of endocrinology” Female mice with disrupted 5α-reductase 1 had significant metabolic issues, including stress response problems, insulin resistance, liver fat buildup, and obesity.
1 citations
,
December 2024 in “Qeios” Hair loss affects attractiveness but can suggest intelligence, and face perception is complex, involving factors like age and smile.
15 citations
,
May 2013 in “International Journal of Cosmetic Science” Different ethnic hair types have unique nanoscopic and molecular features despite having the same basic keratin structure.
2 citations
,
May 2019 in “PubMed” Oral finasteride and dutasteride may negatively affect erectile function in rats.
1 citations
,
January 2021 in “SSRN Electronic Journal” Transplanted hair follicles can improve and remodel mature scars.
1 citations
,
January 2016 in “Methods in molecular biology” The method helps estimate and track skin cell growth and movement during healing.
May 2023 in “Vestnik dermatologii i venerologii” Early-stage male pattern baldness shows two types of hair loss: one on the top of the head linked to hormonal changes, and another at the back of the head. The top hair loss responds well to specific treatment, while the back hair loss does not.
4 citations
,
April 2013 in “Actas Dermo-Sifiliográficas” Most Spanish Caucasian women have a widow's peak, and their hormone levels suggest they process certain hormones faster.
18 citations
,
May 2017 in “Experimental Dermatology” AMT may cause hair loss and changing dWAT activity could help treat it.
January 2020 in “Medpulse International Journal of General Medicine” Trichoscopy helps diagnose and monitor hair loss, showing different signs at various stages of hair thinning.
66 citations
,
June 1997 in “The Laryngoscope” Tailored treatments for aging brows and foreheads improve results.