149 citations
,
June 2010 in “The FASEB journal” miR-31 regulates hair growth by controlling gene expression in hair follicles.
33 citations
,
January 2005 in “Dermatology” Trichoscan is a reliable method for measuring hair growth and monitoring treatment effectiveness in hair loss.
15 citations
,
October 2004 in “Colloids and surfaces. B, Biointerfaces” Holes in mature hair are likely caused by the removal of substances during hair care.
2 citations
,
December 2025 in “Cosmetics” Proper scalp care can improve hair health and delay ageing signs.
2 citations
,
July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
May 2025 in “Journal of Photochemistry and Photobiology B Biology” Blue LED light improves hair treatments for Caucasian and Asian hair but not for African hair.
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 Investigative Dermatology” A new tool can analyze hair to detect changes due to hormones, genetics, and aging.
84 citations
,
June 2013 in “Stem Cells Translational Medicine” New methods for skin and nerve regeneration can improve healing and feeling after burns.
45 citations
,
April 2013 in “Cell Transplantation” Activin B improves wound healing and hair growth by helping stem cells move using certain cell signals.
7 citations
,
April 2014 in “Cell biology international” Melatonin treatment helps improve skin health in postmenopausal rats.
3 citations
,
August 2018 in “Deleted Journal” Guasha changed rat skin appearance and blood vessels temporarily without affecting certain nerve proteins or fiber structure.
September 2025 in “Cell Reports” Skin stretching can improve vaccine delivery through hair follicles and boost immune response.
May 2025 in “Journal of Food and Nutrition Research” Black wolfberry ferment may help regrow hair in cases of androgenetic alopecia.
January 2019 in “Deleted Journal” Biofield Energy Healing may promote hair growth and treat skin disorders by enhancing hair follicle development.
April 2023 in “Chinese Medical Journal” Human hair follicle stem cells help repair tendon injuries.
1 citations
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November 2022 in “Pharmaceutical research” The simulation showed that hypobaric pressure improves drug delivery through the skin, but stretching alone doesn't fully explain the increase.
December 2023 in “Journal of Cosmetic Dermatology” The hair growth product was effective and safe, increasing hair growth, thickness, and density while reducing hair fall.
4 citations
,
November 2004 in “Clinical and Experimental Dermatology” Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
132 citations
,
January 2017 in “International Journal of Molecular Sciences” Fat-derived stem cells show promise for skin repair and reducing aging signs but need more research for consistent results.
23 citations
,
April 2010 in “Clinical, cosmetic and investigational dermatology” Bimatoprost ophthalmic solution 0.03% safely and effectively increases eyelash growth when applied to the upper eyelid.
13 citations
,
January 2018 in “Cellular Physiology and Biochemistry” Fat-derived stem cells can help protect and repair skin stem cells from aging caused by UV light.
3 citations
,
December 2020 The interdigital gland in crossbred sheep is similar to skin and has specialized structures for secretion.
3 citations
,
January 2020 in “PubMed” Adding insulin-like growth factor 1 and bone marrow-derived stem cells to a collagen-chitosan scaffold helps wounds heal faster and regrows hair follicles.
April 2025 in “Natural Product Communications” Angelica sinensis and Ligusticum sinense essential oils promote hair growth safely.
June 2023 in “Aesthetic Plastic Surgery” The PRECISE scale helps estimate how many grafts are needed for hair transplant based on the severity of hair loss.
February 2023 in “Mağallaẗ Tikrīt li-l-ʻulūm al-ṣirfaẗ/Tikrit journal of pure science” Horse skin has a layered epidermis, a dermis with hair follicles, sweat and sebaceous glands, and is supplied by small arteries.
117 citations
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August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
41 citations
,
January 2020 in “BioMed Research International” Micrografts improve hair density and thickness without side effects.
9 citations
,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.