98 citations
,
April 1997 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride effectively blocks rat enzymes, but with varying methods and strength.
29 citations
,
May 2025 in “Polymers” DLP bioprinting shows promise for medical uses, but needs more material options and strength improvements.
18 citations
,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
13 citations
,
March 2020 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy” Alopecic hair has more irregular structures and chemical changes than normal hair, reducing its strength.
10 citations
,
September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
6 citations
,
December 2018 in “International Journal of Cosmetic Science” Mexican women's hair is between Asian and Caucasian hair in thickness and shape, with varied strength and some damage.
1 citations
,
January 2006 High temperatures and cosmetic processes can damage hair keratin, affecting its structure and strength.
September 2025 in “International Journal of Ayurvedic Medicine” Hair medulla patterns vary by Prakruti type, affecting hair strength.
July 2023 in “Research Square (Research Square)” Skin's uneven surface and hair follicles affect its stress and strain but don't change its overall strength, and help prevent the skin from peeling apart.
January 2023 in “Czech Journal of Animal Science” Proteins influence the quality and traits of cashmere goat fleece, affecting hair strength and diameter.
September 2012 in “African Journal of Urology” Testosterone replacement therapy improves libido, mood, muscle strength, and bone density in men with Testosterone Deficiency Syndrome.
March 2005 in “Journal of the American Academy of Dermatology” Cosmetic treatments can replenish key amino acids in damaged hair, improving its strength and appearance.
25 citations
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May 2008 in “Journal of cosmetic dermatology” Conditioning agents, especially jojoba oil and lauryl PEG/PPG-18/18 methicone, protect and strengthen chemically straightened Afro-ethnic hair.
18 citations
,
August 2017 in “PLOS ONE” Skin and its underlying fat layer act together to resist mechanical stress, and reinforcing this composite structure may help more with anti-aging than just strengthening the skin alone.
June 2021 in “Research Square (Research Square)” Dyed chitin nanofibers are strong, colorful, and water-resistant, enhancing resin strength and color.
January 2026 in “International Journal of Innovative Research in Engineering & Multidisciplinary Physical Sciences” The herbal hair serum is safe, non-irritating, and effectively improves hair shine, reduces frizz, and strengthens hair.
October 2025 in “Research Journal of Science and Technology” The herbal hair serum improves hair health naturally by hydrating, nourishing, and strengthening hair.
October 2023 in “Biomimetics” The new hair-dyeing shampoo is safe, colors hair evenly, and strengthens it.
49 citations
,
April 2010 in “International Journal of Cosmetic Science” Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.
21 citations
,
January 2020 in “General and Comparative Endocrinology” Lack or blocking of SRD5a, a key component in hormone creation, can lead to conditions like pseudohermaphrodism and affect hair growth, bone mass, muscle strength, and reproductive health. More research is needed on its regulation from fertilization to adulthood.
14 citations
,
December 2024 in “Pharmaceutics” Hydrogel microneedles offer a promising, minimally invasive way to treat diseases like cancer and hair loss, but need improvements in strength and standardization.
11 citations
,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
January 1989 in “Clinical and Experimental Dermatology” The symposium concluded that hair growth involves complex processes, including the hair follicle life cycle, the role of the dermal papilla, hair strength, pigmentation, and the impact of diseases and treatments like minoxidil on hair and skin.
February 1999 in “Strength and Conditioning Journal” Androstenedione, a hormone supplement, doesn't improve muscle or performance and can cause harmful side effects.
30 citations
,
December 1972 in “Archives of dermatology” The steroid solution can regrow hair but often causes skin issues and doesn't work long-term.
Use gentle products and nourishing masks to keep thin hair strong and voluminous.
8 citations
,
November 2019 in “Journal of Natural Fibers” Adding human hair to clayey soil makes it stronger, even after freeze-thaw cycles, and is eco-friendly and cheap.
January 2024 in “Journal of Pharmacognosy and Phytochemistry” Rosemary hair serum promotes healthier, stronger, and shinier hair.
30 citations
,
February 2023 in “Biomaterials Research” The hydrogel works quickly to stop bleeding and prevent infection, making it a promising first-aid bandage.
14 citations
,
January 2008 in “Gene therapy” Gene therapy shows promise for enhancing physical traits but faces ethical, safety, and regulatory challenges.