71 citations
,
August 2019 in “The journal of sexual medicine” Testosterone treatment effectively causes male physical development in transgender male adolescents but may lead to side effects like acne, higher BMI and blood pressure, lower good cholesterol, and decreased bone density.
28 citations
,
August 2013 in “Facial Plastic Surgery Clinics of North America” Body and beard hair can be used for hair restoration in severely bald patients, but the technique is complex and costly.
16 citations
,
May 2017 in “American Journal of Clinical Dermatology” The document concludes that more research is needed to understand and treat Beard Alopecia Areata due to limited current knowledge and evidence.
4 citations
,
November 2011 in “Archives of Dermatology” The photographic method for measuring facial hair density is reliable and valid but needs further testing on different hair densities and skin colors.
January 2026 in “International Journal of Advanced Research in Science Communication and Technology” The herbal beard balm effectively nourishes and hydrates beards, reducing dryness and irritation.
234 citations
,
February 2001 in “British Journal of Dermatology” FPHL affects hair density and diameter, causing visible hair loss in older women.
142 citations
,
September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
71 citations
,
June 2006 in “Human Reproduction” Women with PCOS who have low SHBG are more likely to have low good cholesterol and metabolic syndrome.
61 citations
,
April 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
57 citations
,
August 2003 in “British Journal of Dermatology” Minoxidil and pyrithione zinc combo most effectively increases hair density.
31 citations
,
February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
30 citations
,
December 2017 in “Clinical, Cosmetic and Investigational Dermatology” Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
27 citations
,
February 2017 in “Clinical, Cosmetic and Investigational Dermatology” New compounds were found to help increase hair growth and decrease hair loss.
24 citations
,
December 2011 in “Journal of The American Academy of Dermatology” Caucasian hair is denser, but Asian hair is thicker in female pattern hair loss patients.
13 citations
,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
2 citations
,
December 1999 in “Dermatologic Surgery” Achieving original hair density with transplants is unrealistic; skilled practitioners are essential for the best results.
1 citations
,
August 2024 in “Journal of Cutaneous and Aesthetic Surgery” Hair density decreases with age, especially in the 60s.
1 citations
,
December 2022 in “Clinical, cosmetic and investigational dermatology” Arab hair is generally thicker but less dense compared to other ethnicities, affecting hair disorder diagnosis and treatment.
1 citations
,
May 2021 in “Journal of Cosmetic Dermatology” Cosmetic foam product reduces hair loss and increases hair density in men.
7 citations
,
October 2017 in “The Prostate” Baldness in men with prostate cancer is linked to higher levels of certain sex hormones, but chest hair density is not.
417 citations
,
February 2004 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy increases bone density in older men with low testosterone levels.
September 1997 in “Journal of the European Academy of Dermatology and Venereology” People with acne have more CD4+ immune cells in their skin than healthy people.
7 citations
,
January 2015 in “Case reports in genetics” Using SNP array testing helped quickly find the gene causing Woodhouse-Sakati syndrome in two related individuals.
30 citations
,
March 2017 in “PLoS ONE” Sulfur slightly improved diet estimates for grizzly bears, but hair growth timing varied, affecting results.
133 citations
,
February 2019 in “PLoS Biology” Feather patterns in birds are shaped by signaling interactions and cell movements, with EDA/EDAR crucial for pattern formation.
June 2020 in “Applied sciences” A new semi-automatic hair implanter could make hair transplants easier, more successful, and more accessible.
11 citations
,
May 1998 in “Hair transplant forum international” The debate over density remains unresolved.
2 citations
,
September 2010 in “Hair transplant forum international” Careful planning and execution in hair transplants improve hair density and reduce shock loss in women.
2 citations
,
March 2009 in “Hair transplant forum international” Men generally have a certain thickness of hair at their hairline.
January 2015 in “Springer eBooks” Hair health is influenced by genetics, aging, and environmental factors, with proper care needed to maintain it.