50 citations
,
June 2014 in “Experimental and Clinical Endocrinology & Diabetes” Hair hormone levels can indicate obesity-related changes and are useful for research and clinical practice.
July 2020 in “Research Square (Research Square)” Obesity and certain hormone levels can lead to advanced bone age in young girls with early breast development.
January 2024 in “Zenodo (CERN European Organization for Nuclear Research)” The conclusion is that certain traits, including perceived facial aging and BMI, are linked to perceived youthfulness differently in men and women.
January 2024 in “Zenodo (CERN European Organization for Nuclear Research)” The conclusion is that certain traits, including perceived facial aging and BMI, are linked to how youthful people look, with some differences between males and females.
April 2020 in “Journal of the Endocrine Society” Male pattern baldness may indicate arterial stiffness in transgender men on long-term testosterone therapy.
November 2025 in “Open Access CRIS of the University of Bern” Androgen levels are more linked to body size in boys than girls.
December 2024 in “Indian Dermatology Online Journal” Standard reference values for hair analysis in healthy Indian males were established.
1 citations
,
March 2020 in “Hair transplant forum international” The HairMeasure device is a cheap way to measure Hair Mass Index and find scalp areas for hair exams.
8 citations
,
July 1997 in “Archives of Gerontology and Geriatrics”
1 citations
,
May 2016 in “Dermatologic Surgery” The document concludes that using a phototrichogram with a protractor and tapeline is a reliable and noninvasive way to measure hair loss.
70 citations
,
February 2009 in “Biological Trace Element Research”
26 citations
,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
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.
2 citations
,
February 2023 in “International journal of molecular sciences” Body hairs can be used in forensic science and toxicology like scalp hair.
1 citations
,
June 2022 in “Journal of The American Academy of Dermatology” Combining scalp photos with hair density and caliber measurements gives a more accurate assessment of hair loss.
August 2024 in “Clinical & experimental pathology” Forensic DNA phenotyping can now predict more physical traits and ancestry from DNA, but further improvements are needed.
1 citations
,
January 2015 in “Trace Elements in Medicine (Moscow)” A 3.75-year-old girl showed that different body organs can grow at different rates.
1 citations
,
August 2025 in “The Egyptian Journal of Internal Medicine” BMI is a simple, cost-effective tool for screening obesity and related diseases.
January 2019 in “Trace Elements in Medicine (Moscow)” Hair analysis may help monitor health in children with Down syndrome and obesity.
February 2024 in “JAAD International” Measuring the variety in hair thickness can help diagnose male pattern baldness in Korean men.
3 citations
,
April 2016 in “Clinical and Experimental Obstetrics & Gynecology” Young female athletes should be informed about health risks like menstrual issues and bone problems from excessive sports.
December 2022 in “IntechOpen eBooks” Forensic DNA Phenotyping accurately predicts physical traits and is used in investigations, but needs more diverse population data for confirmation.
Men with hair loss and shorter height may be perceived as less attractive.
February 2026 in “British Journal of Sports Medicine” Transgender women have similar fitness to cisgender women, while transgender men have higher fat and lower strength than cisgender men; hormone therapy affects body composition and strength.
3 citations
,
June 2016 in “Dermatology Reports” Finger length ratios don't predict baldness in men.
5 citations
,
March 2011 in “Proceedings : 格差センシティブな人間発達科学の創成=Science of human development for restructuring the "gap widening society"” A new imaging technique accurately measures hair follicle density and angles for better hair transplants.
2 citations
,
January 1994 in “Journal of S C C J” The study concluded that certain hair growth measurements are good indicators of baldness severity and provide a more accurate assessment than subjective grading.
13 citations
,
June 2006 in “Pituitary” A woman with acromegaloidism and normal growth hormone levels had a rare X-Tetrasomy, suggesting a need to study X-chromosome genes for their role in growth and facial development.
5 citations
,
March 2022 in “Frontiers in Endocrinology” A model using hormone levels, cycle length, and BMI can help identify PCOS in Chinese women but isn't for screening teens.
27 citations
,
June 1989 in “Journal of Medical Genetics” Hairy elbows may be linked to short stature, but the exact cause is unclear.