September 2025 in “International Journal of Cosmetic Science” Heat and UV exposure damage hair structure by altering keratins.
Oxidized hair can naturally regain strength and stability over six months.
9 citations
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June 2020 in “European Radiology Experimental” 15-Gy x-ray irradiation temporarily alters rat calvaria skin without causing significant inflammation or fibrosis.
30 citations
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April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
9 citations
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June 2014 in “British Journal of Dermatology” The study found that balding scalps have more thin hairs and larger oil glands, which might contribute to skin conditions related to hair loss.