133 citations
,
August 1969 in “Science” Melatonin causes weasels to grow white fur and become reproductively inactive.
51 citations
,
November 1988 in “The Journal of Clinical Endocrinology & Metabolism” Higher levels of a specific hormone are linked to more chest hair and acne in men.
5 citations
,
June 2016 in “Twin research and human genetics” Hair diameter and curvature are mostly determined by genetics.
April 2024 in “Journal of Investigative Dermatology” Using quantitative traits in genetics can improve understanding and management of skin health and conditions.
March 2024 in “Frontiers in genetics” Xiangdong black goats have moderate genetic diversity, minimal inbreeding, and important genes for reproduction, immunity, and other traits.
Chronic hair diseases can severely impact mental health and self-confidence.
Dark hair with a red beard likely evolved for camouflage, not attraction.
28 citations
,
November 2018 in “Journal of structural biology” Different populations have distinct hair structures related to their ancestry.
14 citations
,
April 2019 in “Genes” Researchers found a genetic region that influences the number of coat layers in dogs.
January 2025 in “British Journal of Dermatology” Long scalp hair evolved for cooling and social signaling.
37 citations
,
August 2020 in “BMC Genomics” Hair greying is mainly influenced by age, with genetics playing a smaller role.
4 citations
,
September 2016 in “Molecular Medicine Reports” Specific genes influence hair and cashmere growth in Laiwu black goats.
234 citations
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November 2009 in “American journal of human genetics” Common variants in the Trichohyalin gene are linked to straight hair in Europeans.
19 citations
,
September 2004 in “PubMed” Chronic hair diseases can severely affect mental health and self-confidence.
13 citations
,
June 2024 in “BMC Genomics” The research helps understand hair development in sheep, aiding in better wool breeding.
11 citations
,
February 1980 in “BMJ. British medical journal” Hirsutism is common body hair growth due to genetics and hormones, and while not a disease, it can be distressing; virilisation includes hirsutism with other male traits and needs medical attention.
7 citations
,
January 2015 in “Genetics and molecular research” The RORα gene is active in different parts of cashmere goat hair follicles and may be influenced by melatonin, especially in December when hair growth changes.
5 citations
,
August 2020 in “Curēus” The document concludes that recent studies help tell apart desmoplastic trichoepitheliomas from other skin tumors, but more research is needed for clear differentiation.
2 citations
,
February 2025 in “PLoS ONE” Key proteins influence wool quality by affecting hair follicle development in sheep.
2 citations
,
January 2017 in “Journal of Pigmentary Disorders” Genetics, stress, and health issues can cause early hair greying, which affects self-esteem, and there's no cure, only hair dye.
1 citations
,
October 2022 in “Hair Transplantation” Body hair can be used for hair transplants when scalp hair is insufficient.
1 citations
,
February 2017 in “Journal of Aesthetic Nursing” Men are getting more beard transplants to look better and follow fashion trends.
December 2025 in “Frontiers in Veterinary Science” Key genes like KRT27 and IGF-2 are crucial for hair follicle development in Qianhua Mutton Merino sheep.
January 2025 in “BMC Genomics” Key genes and RNA networks regulate hair growth and follicle density in Rex rabbits.
Taller men are seen as more attractive, and hair loss negatively affects attractiveness.
July 2023 in “Nature Genetics” Researchers identified key cell types and genes involved in hair and skin diseases.
June 2023 in “Facial Plastic Surgery Clinics of North America” Hair transplantation is important for transgender patients to enhance their masculine or feminine appearance.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” The research provided new insights into the genetic factors contributing to hair loss and skin conditions by analyzing individual cells from the human scalp.
122 citations
,
October 2013 in “PEDIATRICS” Maternal stress during pregnancy affects a child's stress levels.
Pashmina goats produce long hair-fiber due to specific gene expressions related to hair growth.