4 citations
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January 2010 in “Korean Journal of Family Medicine” Breast cancer patients have lower hair zinc levels, which strongly decrease as BMI increases.
January 2011 in “International Society of Hair Restoration Surgery” Finasteride may reduce body hair in men.
6 citations
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January 2019 in “Journal of Cutaneous and Aesthetic Surgery” Follicular unit extraction is an effective hair transplant method for advanced baldness with high patient satisfaction, but some experienced decreased density over time.
2 citations
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January 2012 in “Charles Sturt University Research Output (CRO)” Pregnancy increases hair growth in dairy cattle.
10 citations
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December 2018 in “Journal of animal physiology and animal nutrition” Heat stress reduced hair growth and affected related genes in rex rabbits.
4 citations
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August 2019 Higher free testosterone levels can increase bone density and decrease body fat but may raise the risk of prostate cancer, hair loss, and benign prostate enlargement.
209 citations
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September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
December 2011 in “British Journal of Dermatology” As women age, they experience changes in hair density and volume, face challenges in distinguishing normal hair loss from disease, and have limited access to treatments for hair issues.
November 2018 in “Springer eBooks” The document concludes that specialized hair transplant techniques can be effective, with varying success rates depending on the donor area and patient factors.
37 citations
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March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
22 citations
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May 2019 in “Animals” High hair cortisol levels indicate stress in cows due to poor shelter conditions and health issues.
5 citations
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August 2019 in “iScience” Deleting the Trf1 protein in mice is safe and may help prevent cancer without major side effects.
142 citations
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September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
10 citations
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April 2003 in “Clinical neurology and neurosurgery” Autoimmune polyglandular syndrome can cause temporary brain issues that may improve on their own.
January 2018 in “Elsevier eBooks” 5α-reductase-2 deficiency causes ambiguous genitalia at birth and affects male sexual development, but individuals often develop male characteristics at puberty.
July 2008 in “International journal of psychophysiology” Cyproterone acetate is a safe treatment that causes mild feminizing effects in adolescent trans-girls.
3 citations
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September 2013 in “Journal of the American Academy of Dermatology” A new genetic mutation linked to Hutchinson-Gilford progeria syndrome was found in China.
192 citations
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June 1992 in “Journal of The American Academy of Dermatology” Hair loss can cause low self-esteem, anxiety, and depression in men.
29 citations
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October 2020 in “eLife” Higher testosterone levels can increase the risk of certain diseases like type 2 diabetes in women and prostate cancer in men, but can also protect against autoimmune diseases and hair loss. It also affects body fat and bone density.
16 citations
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August 1989 in “Human Reproduction” Hirsutism in females is caused by high male hormones or sensitive hair follicles.
June 2012 in “Springer eBooks” Skin changes can indicate starvation and nutritional deficiencies in anorexia nervosa.
7 citations
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August 2013 in “Facial Plastic Surgery Clinics of North America” Megasessions in hair transplant can cover more area or increase density but need a skilled team and careful planning, and have both benefits like less downtime and risks like lower graft survival.
July 2008 in “Planta Medica” Acanthus montanus extract harms fetal development and causes infertility in offspring.
4 citations
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July 2021 in “Dermatology and therapy” Hormone therapy increases facial and body hair in transgender men, while hair removal improves well-being in transgender women, but cost is a barrier as insurance often doesn't cover it. Dermatologists can use various treatments for these hair issues.
104 citations
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January 2005 in “Climacteric” Drospirenone is a unique progestin with anti-water retention and potential blood pressure benefits, used in birth control and hormone therapy.
April 2016 in “Journal of Investigative Dermatology” Mutations in the TSPEAR gene cause a new form of ectodermal dysplasia affecting hair and tooth development.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Male-pattern baldness has a weak link to heart disease and some related health conditions.
32 citations
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January 2018 in “American Journal of Clinical Dermatology” Hormone therapy affects hair growth in transgender individuals, with testosterone potentially causing hair loss in trans men and estrogen reducing facial/body hair in trans women; treatment options vary.
17 citations
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April 1990 in “Environmental Research” Methylmercury accumulates in mouse hair during growth, then decreases when growth stops.
6 citations
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January 2016 in “Annals of Dermatology” Human hair contains more glycosaminoglycans in children than adults, and these compounds decrease with age, possibly affecting hair thickness.