September 1984 in “Journal of Biological Education” Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
232 citations,
June 1975 in “Journal of Steroid Biochemistry” Cyproterone acetate is effective for acne but less so for hirsutism and alopecia, with some side effects and quick menstrual cycle recovery after treatment.
220 citations,
August 1988 in “Clinical endocrinology” Melatonin may help with sleep issues, depression, and cancer, but more research is needed.
204 citations,
May 2014 in “The Journal of Sexual Medicine” Hormone therapy for trans individuals is effective and generally safe in the short term.
185 citations,
December 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
111 citations,
March 1951 in “Annals of the New York Academy of Sciences” Understanding the mouse hair cycle is crucial for cancer research.
85 citations,
June 2015 in “Scientific Reports” The study found that diseases can be grouped by symptoms and that the accuracy of predicting disease-related genes varies with the data source.
78 citations,
December 2011 in “Clinical toxicology” Excessive selenium from a supplement caused toxicity but patients recovered with care.
77 citations,
July 2020 in “Journal of the European Academy of Dermatology and Venereology” Environmental factors, hormones, nutrition, and stress all significantly affect skin health and aging.
77 citations,
April 2009 in “British Journal of Dermatology” Aromatase gene variation may increase female hair loss risk.
60 citations,
March 2011 in “Proceedings of the National Academy of Sciences of the United States of America” RANK-RANKL signaling is essential for hair growth and skin health.
57 citations,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D receptor is crucial for starting hair growth after birth.
54 citations,
May 2017 in “Biomedicine & Pharmacotherapy” Edible seeds from the Cucurbitaceae family like pumpkin and watermelon seeds are nutritious and may have health benefits, but eating too much can cause side effects.
54 citations,
December 2007 in “Best Practice & Research Clinical Endocrinology & Metabolism” Targeting glucocorticoid action might help treat type-2 diabetes, but human trials are needed.
51 citations,
January 2004 in “Domestic animal endocrinology” Melatonin implants and long daylight hours alter the timing of hormone release and hair growth in mouflon sheep.
50 citations,
September 2011 in “Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids” Maintaining the right amount of retinoic acid is crucial for healthy hair and skin.
50 citations,
May 2004 in “Journal der Deutschen Dermatologischen Gesellschaft” Estrogens generally inhibit hair growth and improve skin quality, but their exact effects on hair follicles are complex and not fully understood.
50 citations,
May 2020 in “Journal of Clinical Medicine” Non-binary transgender individuals need personalized hormonal treatments for better well-being and quality of life.
45 citations,
August 2010 in “Hormone Molecular Biology and Clinical Investigation” Type 3 5α-reductase is more common and finasteride and dutasteride strongly inhibit it.
43 citations,
May 1986 in “Clinics in Endocrinology and Metabolism” Cyproterone acetate is effective for treating hirsutism and acne but less so for hair loss, with side effects similar to birth control pills.
37 citations,
June 2021 in “Journal of the European Academy of Dermatology and Venereology” Adult skin quickly reacts to short-term environmental and internal stress, leading to various skin issues and the need for protective measures.
35 citations,
January 2013 in “International Journal of Trichology” Kids with early graying hair often have low levels of calcium, ferritin, and vitamin D3.
33 citations,
January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
31 citations,
February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
31 citations,
January 2007 in “Journal of biological chemistry/The Journal of biological chemistry” Stress activates a special function of the Vitamin D receptor with the help of c-Jun, which can also prevent cell death.
28 citations,
October 2004 in “Differentiation” A gene deletion causes the "hairless" trait in Iffa Credo rats.
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.
24 citations,
June 2010 in “Clinics in Dermatology” Taking too many vitamin and mineral supplements can cause serious health problems.
20 citations,
February 2002 in “Expert Opinion on Therapeutic Patents” New research is needed to create better drugs that block the enzyme responsible for conditions like male baldness and prostate enlargement.
19 citations,
January 2008 in “The veterinary clinics of North America. Exotic animal practice” Adrenal gland disease is common in ferrets and causes hair loss and other symptoms.