January 2015 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” A 5-year-old girl with McCune-Albright syndrome grew abnormal hair due to the drug tamoxifen.
January 2026 in “Journal of Ethnopharmacology” Naringin from citrus fruits can significantly promote hair growth better than minoxidil.
March 2024 in “BMC women's health” The levonorgestrel implant increases free testosterone and lowers SHBG more than DMPA-IM and the copper IUD.
25 citations
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June 2015 in “Clinical, Cosmetic and Investigational Dermatology” Microneedling helps increase the absorption of a melanin product into hair follicles, which may improve laser hair removal effectiveness.
April 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Exosomes from small-tailed Han sheep can boost hair growth and thickness in mice.
1 citations
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July 2016 in “Livestock science” Nerve growth factor helps cashmere goat hair cells grow and is more active during the hair growth phase.
44 citations
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January 1999 in “Dermatology” Nevus comedonicus is a rare skin condition with grouped open pores, sometimes linked to other body issues.
1 citations
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November 2022 in “Indian Journal of Dermatology/Indian journal of dermatology” Dermoscopy helps accurately diagnose and treat benign skin cysts.
March 2022 in “JAAD case reports” A man had a non-cancerous, fast-growing skin lump on his arm that was removed with surgery.
10 citations
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May 1994 in “Journal of Investigative Dermatology” 3 citations
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July 2024 in “Frontiers in Pharmacology” Puerariae Lobatae Radix can reduce sebaceous gland size and secretion, potentially treating related skin conditions.
January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
24 citations
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October 2007 in “Clinical and experimental dermatology” Surgical excision with natural healing effectively treats acne keloidalis nuchae without recurrence.
April 2023 in “Journal of Investigative Dermatology” Taking nicotinic acid supplements might help with acne by affecting the skin's oil glands, but high doses are needed.
1 citations
,
July 2021 in “Frontiers in Oncology” Neoadjuvant endocrine therapy led to a better future outlook than chemotherapy, with no major quality of life differences.
February 2009 in “Springer eBooks” Pregnancy can cause more body and scalp hair growth and make nails brittle, but these changes often revert after giving birth.
6 citations
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January 2017 in “Journal of toxicologic pathology” Rabbit skin with active hair growth shows thicker, redder areas due to larger, more numerous hair follicles and increased blood vessels.
17 citations
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June 1990 in “PubMed” Hair varies in size and features depending on body region.
21 citations
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November 2020 in “European Journal of Pharmaceutics and Biopharmaceutics” Low-frequency skin massage helps nanoparticles penetrate hair follicles better.
14 citations
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September 2020 in “Journal of the American Academy of Dermatology” Electrical impedance spectroscopy improves biopsy accuracy and efficiency for skin lesions.
5 citations
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June 2016 in “Twin research and human genetics” Hair diameter and curvature are mostly determined by genetics.
April 2025 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Adding a water-soluble fatty acid complex to sheep diets improves wool growth by increasing primary hair follicle size and density.
58 citations
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November 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The Foxn1 gene is essential for normal nail and hair development.
22 citations
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January 1985 in “Annals of Internal Medicine” Minoxidil in breast milk may harm nursing infants.
July 2023 in “UNESP Institutional Repository (São Paulo State University)” Oral minoxidil effectively boosts hair and nail growth without major side effects.
January 2025 in “BMC Pediatrics” Iranian girls in Isfahan typically start puberty around age 10, with menarche at 12.
1 citations
,
November 2010 in “Pediatric dermatology” An 11-month-old girl has no scalp or body hair, and the cause is being studied.
16 citations
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October 2012 in “British Journal of Dermatology” Chemotherapy can cause significant hair thinning and changes in hair texture, while tamoxifen has a smaller effect.
55 citations
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March 2018 in “Journal of pharmacy & pharmaceutical sciences” Microneedles help improve drug delivery through the skin and are used in medicine and beauty treatments.
May 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Nicastrin deficiency may cause skin cell damage and pigmentation disorders in humans, similar to effects seen in fish.