January 2026 in “Dermatology and Therapy” Poor sleep may lead to hair loss, and hair loss may affect sleep.
179 citations
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September 1998 in “BMJ” Hair loss in men is common, treatable, but not curable.
66 citations
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June 2018 in “International Journal of Women's Dermatology” No cure for female pattern hair loss, but various effective treatments exist.
19 citations
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June 2016 in “Gynecological Endocrinology” Women with PCOS often have more sleep problems than the general population.
14 citations
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January 2015 in “Current problems in dermatology” Female pattern hair loss treatments vary in effectiveness and may have side effects.
4 citations
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August 2020 in “Journal of Cosmetic Dermatology” QR 678 and QR678 Neo treatments are effective for hair loss in women with PCOS.
June 2016 in “CRC Press eBooks” Sleep problems and skin issues affect each other; poor sleep can worsen skin conditions, and some skin treatments can improve or harm sleep quality.
April 2021 in “Journal of Investigative Dermatology” Spironolactone safely and effectively treats hair loss in female scarring alopecia patients.
February 2009 in “Journal of The American Academy of Dermatology” Female hair loss can be diagnosed using specific trichoscopy criteria.
149 citations
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July 2017 in “PLoS Biology” Hair follicle patterns form through a mix of self-organization and signaling interactions.
103 citations
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March 2011 in “PLoS Biology” Birds can lose neck feathers due to a genetic change that increases a gene's activity, helping them adapt to heat.
77 citations
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April 2004 in “Gene expression patterns” The three estrogen receptor genes are highly expressed in zebrafish neuromasts during development.
61 citations
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April 2014 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride affects brain and blood steroids, causing lasting sexual and emotional side effects.
42 citations
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April 2009 in “Human Genetics” A specific genetic mutation may increase male pattern baldness risk, especially in Europeans.
17 citations
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March 2006 in “Journal of Cosmetic Dermatology” Hormonal changes during and after pregnancy can cause hair growth changes and hair loss, with treatments available for some conditions.
7 citations
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March 2019 in “Medicine” Combining light therapy and microneedling shows promise for treating female hair loss.
5 citations
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August 2013 in “Facial plastic surgery clinics of North America” Use a frontal forelock pattern to manage advanced hair loss.
1 citations
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April 2018 in “Sleep” Finasteride increases risk of sleep apnea and insomnia.
December 2024 in “Frontiers in Veterinary Science” Dorper sheep's wool shedding is linked to specific genes and pathways, which may help understand human hair growth.
Drinking sweetened tea and poor sleep habits may increase the risk of hair loss in women.
July 2021 in “British Journal of Dermatology” Low testosterone levels may contribute to female pattern hair loss in men.
9 citations
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January 2008 in “Acta histochemica et cytochemica” COX-2 levels change during the hair cycle and affect skin and hair growth.
9 citations
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August 2007 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Sheep wool follicles absorb different amino acids at various rates and locations, which could affect wool growth based on diet and genetics.
2 citations
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June 2011 in “Expert Review of Dermatology” Female pattern hair loss involves thinning hair on crown and frontal scalp, diagnosed by hair ratio, and treated with minoxidil, antiandrogens, or hair transplantation.
November 1983 in “American Biology Teacher” Pattern baldness is likely caused by a dominant gene influenced by testosterone levels, making it more common in men.
June 2022 in “Journal of Dermatology Research” Using 448-kHz Capacitive-Resistive Electrothermal Therapy can help increase hair density and prevent hair loss in women.
March 2023 in “Seminars in reproductive medicine” PCOS often leads to sleep problems, especially obstructive sleep apnea, affecting overall health.
105 citations
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February 2011 in “The Journal of Clinical Endocrinology & Metabolism” Treating sleep apnea in young obese women with PCOS can improve heart health and insulin sensitivity.
4 citations
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January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
3 citations
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February 2016 in “Scandinavian journal of urology” Finasteride use varies among Denmark, Finland, Norway, and Sweden, with higher usage in Finland and Sweden.