32 citations
,
September 2016 in “Dermatologic Surgery” The evidence for using Low-Level Laser Therapy for hair loss is limited and more thorough research is needed.
29 citations
,
March 2008 in “Dermatologic Surgery” The Cross-section Trichometer is a new tool that can measure hair quantity and detect hair loss and growth.
26 citations
,
December 1981 in “British journal of dermatology/British journal of dermatology, Supplement” Cyproterone acetate reduced hair growth in most hirsute females and made hair softer, thinner, and lighter.
20 citations
,
June 2012 in “British Journal of Dermatology” Bleaching hair damages protein structure, especially keratin, leading to weakened hair.
18 citations
,
December 2016 in “Phytomedicine” Curcuma aeruginosa essential oil effectively reduces hair growth and lightens underarm skin.
16 citations
,
June 2017 in “PLoS ONE” A 6-group hair classification is more reliable for drug testing than an 8-group system.
14 citations
,
April 2019 in “Genes” Researchers found a genetic region that influences the number of coat layers in dogs.
13 citations
,
March 2020 in “Genes” Disrupting the FGF5 gene in rabbits leads to longer hair by extending the hair growth phase.
9 citations
,
January 2011 in “Skin Research and Technology” The new automatic tool accurately measures hair thickness and is reliable.
8 citations
,
March 1994 in “The American Journal of Cosmetic Surgery” The Total Excision Techniques improve hair transplant results by increasing grafts by at least 50% and reducing scarring.
2 citations
,
August 2019 in “International Journal of Cosmetic Science” Older age and certain lifestyles are linked to thinner, weaker hair, while how you see your hair relates to its thickness.
Afro-textured hair is more fragile and prone to certain scalp conditions, requiring careful treatment and more research for effective management.
1 citations
,
November 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Quantifying hair shape is better than using racial categories for understanding hair characteristics.
1 citations
,
January 2020 in “Qucosa (Saxon State and University Library Dresden)” Fine hair on bovine leathers is hard to remove, lowering leather quality and value, but can be managed with specific processing methods.
1 citations
,
August 2017 in “Asian Journal of Pharmaceutical and Clinical Research” The 1% ethyl acetate fraction ethosomal gel from Nothopanax scutellarium leaves promotes hair growth but can mildly irritate the skin.
1 citations
,
August 2006 in “International forensic science and investigation series” Hair testing is a reliable method for detecting workplace drug use when done with proper sample preparation and confirmation.
August 2025 in “International Journal of Research in Dermatology” Better standardization and transparency in statistical reporting are needed to improve hair care research quality.
January 2025 in “MEDS Public Health and Preventive Medicine” Spermidine supplements can help extend the hair growth phase and may be useful for treating hair loss.
June 2022 in “International journal of drug delivery technology” Nebivolol cream may be a promising hair loss treatment by improving blood flow and nourishing hair follicles.
January 2021 in “Research Square (Research Square)” Rabbits with high wool production have more hair follicles, influenced by specific long noncoding RNAs.
September 2020 in “Research Square (Research Square)” Long noncoding RNAs help regulate hair follicle density in rabbits.
October 2012 in “Advanced Materials Research” Higher temperatures improve rabbit hair strength up to 50°C, but moisture weakens it.
December 2024 in “Biomedical & Pharmacology Journal” Hair Tonic A, with white tea extract, is better for improving hair health.
A young athlete's fragile hair condition improved by cutting hair and using gentle shampoo.
November 2019 in “Harper's Textbook of Pediatric Dermatology” Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.
Low-level laser therapy combined with Neoptide improved hair regrowth better than either treatment alone in rats.
February 2009 in “Springer eBooks” Pregnancy can cause more body and scalp hair growth and make nails brittle, but these changes often revert after giving birth.
85 citations
,
February 1989 in “Journal of The American Academy of Dermatology” Children with loose anagen hair have easily pluckable hair due to root sheath problems, and it might improve without treatment.
53 citations
,
May 2010 in “Journal of Cellular Physiology” Mice without Vitamin D receptors have hair growth problems because of issues in the hedgehog signaling pathway.
44 citations
,
February 2012 in “The journal of neuroscience/The Journal of neuroscience” Mutations in the PTPRQ gene cause significant balance issues in mice due to hair bundle defects in the inner ear.