3 citations
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August 2023 in “Clinical Cosmetic and Investigational Dermatology” Keloids can form at the site of a healed herpes zoster infection, but the reason is unclear.
100 citations
,
April 2007 in “Neuroscience” Reducing neurosteroid levels worsens brain injury in fetal sheep.
18 citations
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March 2015 in “Journal of Investigative Dermatology” Silencing certain circadian clock genes increases skin pigmentation.
8 citations
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May 2011 in “Journal of Pharmacology and Experimental Therapeutics” Dosing time affects finasteride's effectiveness and safety in rats.
January 2024 in “International Journal of Health Science” Hormonal implants have many side effects that often outweigh their benefits.
27 citations
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June 2013 in “Alcoholism: Clinical and Experimental Research” Finasteride use may lead to less alcohol consumption in men with lasting sexual side effects.
3 citations
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January 2018 in “Skin Appendage Disorders” Nail issues are common in alopecia areata patients.
New substances were created that improve health and may treat dementia, osteoporosis, and cancer.
11 citations
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March 2016 in “Translational Andrology and Urology” Nandrolone might increase muscle mass with fewer side effects than testosterone but could cause erectile dysfunction and needs more research.
2 citations
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October 2018 in “Archives of Dermatological Research” Tofacitinib helps mice grow more hair by increasing noggin and BMP4 levels, possibly better than minoxidil.
134 citations
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February 2005 in “Neuropsychopharmacology” GABRA2 gene variations impact alcohol response, and hair loss medication finasteride reduces some effects.
September 2024 in “Journal of the American Academy of Dermatology” Media attention increased oral minoxidil prescriptions for English-preferring patients but not for Spanish-preferring patients.
2 citations
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January 2020 in “Acta dermatovenerologica Alpina, Pannonica et Adriatica (Tiskana izd.)” The drug Albendazole, used for treating parasites, can cause sudden hair loss.
November 2025 in “DOAJ (DOAJ: Directory of Open Access Journals)” Insomnia may increase alopecia areata risk, but more research is needed.
Waking up to urinate at night (nocturia) is linked to higher death rates, but the exact reason is unknown.
5 citations
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January 2022 in “Dermatology Reports” Tofacitinib treatment for hair loss may worsen acne.
4 citations
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November 2012 in “Dermatitis” A man got severe skin irritation after using marking nut sap for hair loss.
Nizoral improved menstrual cycles and reduced hair growth in patients with hyperandrogenism.
September 2020 in “Journal of Education, Health and Sport” Most patients on isotretinoin for acne experience mild, dose-related side effects, but the connection to depression or bowel disease is uncertain.
2 citations
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August 2021 in “Journal of Clinical Psychopharmacology” An 8-year-old girl's eyebrow hair loss was linked to atomoxetine for ADHD but grew back after stopping the medication.
1 citations
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December 2025 in “Diagnostics” Stopping zolpidem improved hair loss caused by self-inflicted scalp injuries during sleep.
1 citations
,
January 2021
March 2003 in “BJOG: An International Journal of Obstetrics and Gynaecology” Mothers and newborns with dental fillings have higher mercury in their hair, but adding fillings during pregnancy doesn't raise mercury levels further.
July 2026 in “Journal of the American Academy of Dermatology” 28 citations
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November 2009 in “European Journal of Neuroscience” Progesterone and allopregnanolone increase glycine release in rat brain cells.
9 citations
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November 2017 in “Journal of Glaucoma” Latanoprost eye drops may cause skin depigmentation.
Lower DHT and higher testosterone levels increase brain activation but don't change behavior in heavy drinkers.
January 2005 in “Psychoneuroendocrinology” Finasteride may affect brain chemistry and behavior, offering potential for treating certain mental health conditions.
12 citations
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January 2016 in “Skin appendage disorders” Repeated botulinum toxin injections for forehead wrinkles may cause hairline recession in some women.