September 2021 in “Physiology News” Increasing research diversity is key for better understanding and treating Parkinson's Disease.
August 2005 in “Microscopy and Microanalysis” Polymethylene wax in hair relaxers makes hair smooth and shiny with less damage.
December 2004 in “SUNScholar (Stellenbosch University)” Certain genetic markers can indicate a person's risk of developing prostate cancer.
767 citations
,
September 2016 in “Human Reproduction” Polycystic ovary syndrome affects about 6-10% of women, with varying symptoms and the need for standardized global definitions.
121 citations
,
April 2008 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” Many women in southern China have polycystic ovary syndrome, with some symptoms differing from Western women.
105 citations
,
January 2009 in “Medicine” Hirsutism is more linked to high androgen levels than acne or hair loss, and a mix of hormonal tests is best for diagnosis; certain treatments can reduce symptoms.
85 citations
,
October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
73 citations
,
October 2013 in “International Journal of Cosmetic Science” Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.
70 citations
,
July 2016 in “Aging” Targeting dermal adipocytes may help combat skin aging.
58 citations
,
April 2009 in “Dermatologic Surgery” Most women have a widow's peak and specific hairline features useful for designing hair restoration surgery.
56 citations
,
January 1996 in “Journal of Forensic Sciences” Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.
49 citations
,
November 2019 in “Egyptian Journal of Medical Human Genetics” Certain gene variants may contribute to high androgen levels in women with polycystic ovary syndrome.
48 citations
,
April 2010 in “Journal of the European Academy of Dermatology and Venereology” 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.
42 citations
,
April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
39 citations
,
April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
39 citations
,
July 2015 in “British Journal of Dermatology” 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.
39 citations
,
January 2012 in “Reproductive Biology and Endocrinology” About 8.5% of women in Salvador, Brazil, have Polycystic Ovary Syndrome.
35 citations
,
March 2012 in “Experimental and Clinical Endocrinology & Diabetes” The conclusion is that accurately identifying the cause of high androgen levels in women with PCOS is crucial and requires specific tests.
35 citations
,
January 2009 in “Indian Journal of Dermatology, Venereology and Leprology” 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.
31 citations
,
December 2017 in “Skin Appendage Disorders” Caucasians have the highest hair density, followed by Hispanics, with the lowest in individuals of African descent.
30 citations
,
July 2022 in “Scientific Reports” Obesity and lifestyle strongly affect heart aging.
28 citations
,
August 2020 in “F1000Research” Better understanding and new treatments for hidradenitis suppurativa are emerging, but more research is needed.
25 citations
,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
25 citations
,
November 2005 in “Facial Plastic Surgery” The article concludes that surgeons should tailor facial surgery techniques for Asian males to their unique cultural and anatomical needs.
24 citations
,
November 2015 in “Annals of Nutrition and Metabolism” Certain SHBG gene variants, like rs727428, are linked to higher testosterone levels in women with PCOS.
24 citations
,
September 2012 in “Dermatologic Surgery” The conclusion is that normal scalp hair counts for Taiwanese people were established, showing age-related differences but not sex or scalp location differences.
23 citations
,
January 2014 in “International Journal of Biological Sciences” African American men with prostate cancer have more androgen receptor mutations, which may lead to more aggressive cancer compared to Caucasian American men.
22 citations
,
January 1985 in “Journal of Human Evolution/Journal of human evolution” Human skin and hair color variation is mainly due to melanin produced by a few genes, with melanin protecting against sun damage.
21 citations
,
March 2020 in “Journal of lasers in medical sciences” Diode laser hair removal is effective and safe, but side effects vary by ethnicity and treatment number.
20 citations
,
May 1998 in “PEDIATRICS” African-American girls tend to start puberty earlier than white girls, possibly due to increased androgen production.