November 2017 in “Dermatologic Therapy” A new topical solution safely reduces hair shedding by 38% on average by tightening a muscle in the scalp.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
2 citations
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January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
3 citations
,
January 1994 in “Journal of Society of Cosmetic Chemists of Japan” Hair grows slower and thinner with age, but a test tonic improved growth in alopecia subjects.
4 citations
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March 2015 in “Skin Research and Technology” Trichotillometry is a reliable method to measure hair strength and assess hair loss treatments.
August 2019 in “Journal of The American Academy of Dermatology” The document concludes that using micropore tape on an 18-gauge needle can control depth in hair restoration surgery, reducing scalp trauma and complications.
January 2014 in “Journal of the Korean Society of Design Culture” The study confirmed that changes in hair structure in women with hair loss conditions matched what is taught in beauty college trichology courses.
November 2022 in “Nihon Nyuusankin Gakkaishi/Nihon Nyūsankin Gakkaishi” The lotion with N793 strain significantly increased hair density and reduced hair loss safely.
59 citations
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August 2010 in “Journal of The American Academy of Dermatology” Certain hairstyles and less hair oil use in African American girls can lead to scalp conditions like traction alopecia and seborrheic dermatitis.
27 citations
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December 2005 in “Journal of Cosmetic Dermatology” Niacin derivatives may increase hair fullness in women with hair loss.
26 citations
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December 2015 in “International Journal of Dermatology” Trichodynia is a painful scalp condition linked to hair loss and inflammation, often with anxiety, affecting more women and needing better treatment options.
21 citations
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January 2007 in “Australasian Journal of Dermatology” Spironolactone and minoxidil together effectively treat female pattern hair loss.
5 citations
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December 2015 in “Dermatologic Therapy” Using a certain drug on the skin can help prevent hair loss caused by pulling on the hair.
4 citations
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March 2021 in “International Journal of Dermatology” COVID-19 and related stress may increase hair loss known as Telogen effluvium.
1 citations
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June 2013 in “Clinics in dermatology” Herbs may be safer and effective for treating hair loss.
Dermatologists need better training on Black hair to improve care and outcomes.
January 2014 in “International Journal of Athletic Therapy and training” A female runner's hair loss was caused by stress from surgery and recovery, but her hair returned to normal in 5 months.
2 citations
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March 2017 in “Archives of Plastic Surgery” Intense pulsed light is a safe and effective way to thin hair for East Asians after hairline surgery.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
2 citations
,
April 2018 in “Pediatric dermatology” Elaborate princess hairstyles at a theme park caused hair loss and scalp damage in young girls.
4 citations
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November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
March 2025 in “Journal of Investigative Dermatology” The program increased awareness of traction alopecia but didn't significantly change hairstyling habits.
March 2025 in “International Journal of Trichology” Oral minoxidil improved hair thickness in a person with monilethrix.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
September 2024 in “Journal of the American Academy of Dermatology” Dermatologists can detect smaller hair density changes than previously thought.
February 2026 in “Journal of Craniofacial Surgery Open” Hair extensions can damage scalp health and cause hair loss, especially with prolonged use.
April 2017 in “Journal of Dermatological Science” Asymmetric hair follicle differentiation causes the unique shape of kinky hair.
East and Southeast Asians typically have less dense but thicker, straight black hair.
June 2022 in “Our Dermatology Online” Trichoscopy is essential for early detection and monitoring of female-pattern hair loss.
July 2011 in “F1000Research”