27 citations
,
January 2010 in “Animal” South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.
5 citations
,
July 2000 in “Southern Medical Journal” Male pattern baldness is often genetic and linked to a hormone, with treatments like finasteride and minoxidil being effective for some men.
3 citations
,
October 2010 in “Epilepsy Currents” Altered metabolism can help control seizures by changing brain signaling and energy use, suggesting new treatments for epilepsy.
1 citations
,
January 2014 in “Elsevier eBooks” Melanocytes produce melanin; their defects cause vitiligo and hair graying, with treatments available for vitiligo.
January 2020 in “Sumatera Medical Journal” Family history and stress are linked to early hair graying, with family history being the main factor.
April 2016 in “Journal of Aesthetic Nursing” Men are increasingly removing body hair for looks and cleanliness, and while hair loss can cause distress, it doesn't affect their self-esteem as much as it does in women.
7 citations
,
January 2016 in “Hair therapy & transplantation” People with early graying hair often have lower levels of iron, ferritin, and calcium.
130 citations
,
September 2018 in “Cell Reports” Macrophages help heal nerves by aiding the maturation of Schwann cells and are important for nerve repair.
76 citations
,
November 2009 in “Medical Clinics of North America” Hormones, especially androgens, play a key role in acne, which can be a symptom of systemic diseases like PCOS and may require targeted treatment.
37 citations
,
August 2016 in “Clinical, Cosmetic and Investigational Dermatology” The document concludes that better treatments for CCCA are needed and more research is required to understand its causes related to hairstyling and genetics.
11 citations
,
July 2001 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Estrogens are key for bone growth spurts in both boys and girls and affect growth into adulthood.
7 citations
,
May 2005 in “Experimental Dermatology” Two mouse mutations cause similar hair loss despite different skin changes.
352 citations
,
January 2006 in “The Journal of Clinical Endocrinology and Metabolism” Most women referred for excess male hormone symptoms had polycystic ovary syndrome (PCOS), with other conditions being less common.
5 citations
,
June 2016 in “Twin research and human genetics” Hair diameter and curvature are mostly determined by genetics.
October 2025 in “Scientific Reports” AR gene variations don't affect aging markers in men.
Toxoplasma gondii infection may increase testosterone levels in males.
January 2007 in “Revista del Centro Dermatológico Pascua” Hair loss in women, often not related to male hormones, increases with age and can cause significant emotional distress.
131 citations
,
August 2004 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” The conclusion is that PCOS is caused by ovarian sensitivity to hormones and disrupted hormone control, possibly due to ovarian factors, and more research is needed.
96 citations
,
September 2008 in “Seminars in Cutaneous Medicine and Surgery” Hormonal treatments, including birth control and antiandrogens, can effectively treat acne in women.
91 citations
,
August 2015 in “Anais Brasileiros De Dermatologia” Female Pattern Hair Loss affects women's self-esteem and needs more research for better treatment.
42 citations
,
April 2009 in “Human Genetics” A specific genetic mutation may increase male pattern baldness risk, especially in Europeans.
20 citations
,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
16 citations
,
September 2018 in “Clinical Biochemistry” The document concludes that more research is needed to fully understand the causes of PCOS.
14 citations
,
January 2020 in “PloS one” Timing of light therapy affects horse coat growth, with photoperiod being crucial.
3 citations
,
April 2015 in “American journal of biomedical sciences” Androgens play a key role in hair growth and disorders like baldness and excessive hairiness.
1 citations
,
February 2018 in “InTech eBooks” PCOS in lean women is a serious health condition with implications beyond fertility, affecting metabolism and increasing cardiovascular disease risk.
May 2026 in “Frontiers in Pharmacology” Long-term use of 5α-reductase inhibitors may improve survival in men with kidney cancer.
January 2026 in “Frontiers in Cellular Neuroscience” Neurosteroids like neuro-estrogen and neuro-androgen are crucial for brain function and can improve cognition and protect against aging-related decline.
February 2025 in “Clinical Cosmetic and Investigational Dermatology” Higher fasting insulin levels increase the risk of androgenetic alopecia.
January 2023 in “Wiadomości Lekarskie” Local antibiotic therapy can effectively treat root canal infections.