February 2024 in “Journal of Dermatological Science” Curved hair can develop when hair cells merge abnormally during growth.
April 2025 in “Dermatology Practical & Conceptual” UV-enhanced trichoscopy helps diagnose hair shaft disorders like pili annulati.
February 2019 in “PubMed” The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.
42 citations
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December 2018 in “International Journal of Phytocosmetics and Natural Ingredients” Olive and Brazil nut oils improve hair strength, shine, and softness better than silicone.
13 citations
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March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
5 citations
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July 2024 in “Journal of Market Access & Health Policy” Insurance coverage for scalp cooling will make it more accessible to all chemotherapy patients.
11 citations
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January 2018 in “International journal of trichology” Valproate can cause hair loss and changes in hair appearance, but may help regrow hair when applied topically.
1 citations
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January 1996 Infection thread formation in legumes is similar to root hair and pollen tube growth.
1 citations
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March 2010 in “International Journal of Cosmetic Science” The Aqualon SLT device measures hair stiffness and slipperiness to evaluate hair treatments.
Some cancer treatments cause different types of hair loss, but scalp cooling can help prevent it.