95 citations
,
January 2009 in “Journal of Biomedical Optics” Nanoparticles penetrate hair follicles better when their size matches the cuticula thickness.
November 2025 in “Open Access CRIS of the University of Bern” Androgen levels are more linked to body size in boys than girls.
109 citations
,
April 1998 in “Journal of Investigative Dermatology” HGF/SF injections can stimulate hair growth and increase hair follicle size in mice.
30 citations
,
November 2021 in “Obesity Reviews” Higher glucocorticoids in hair are linked to increased obesity measures like waist size.
24 citations
,
December 1957 in “Experimental Cell Research” The glassy layer of hair follicles has different fibril sizes and arrangements in guinea pigs and young mice.
10 citations
,
January 2010 in “Journal of cosmetic and laser therapy” The letter criticizes a study's methods and small size, suggesting larger, better-designed research would show low-level light therapy effectively grows hair.
3 citations
,
September 2014 in “SpringerPlus” Human hair loss may have evolved to help increase brain size.
April 2024 in “Frontiers in endocrinology (Lausanne)” Melatonin improved secondary hair growth in goats but didn't affect primary hair density or litter size.
81 citations
,
September 2013 in “PLoS ONE” Primary and secondary hair follicle cells in Cashmere goats have different gene expressions affecting hair growth and size.
8 citations
,
January 2018 in “PubMed” Smaller finasteride particles increase effectiveness in treating hair loss.
3 citations
,
January 2019 in “Advances in stem cells and their niches” Dermal papilla cells are key for hair growth and color, influencing hair type and size, and their interaction with stem cells could help treat hair loss and color disorders.
April 2025 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Adding a water-soluble fatty acid complex to sheep diets improves wool growth by increasing primary hair follicle size and density.
June 2023 in “Sains Malaysiana” Cinchonine Nanostructured Lipid Carriers serum safely and effectively stimulates hair growth and increases the number and size of hair follicles.
June 2012 in “International journal of scientific research” Hair follicles in androgenetic alopecia show no chemical changes, only size reduction.
21 citations
,
April 2016 in “International Journal of Dermatology” Metabolic syndrome linked to female hair loss; waist size and high blood pressure important factors.
16 citations
,
December 2016 in “Dermatologic Surgery” Higher scalp elasticity leads to wider scars after hair transplantation; a new method to measure elasticity may help predict scar size.
6 citations
,
January 2016 in “International Journal of Trichology” The conclusion is that more hair loss (androgenetic alopecia) is linked to larger prostate size, suggesting hair loss could be an early sign of benign prostatic hyperplasia.
October 2019 in “The Egyptian Journal of Hospital Medicine” Both hair transplantation and skin expansion are effective for treating cicatricial alopecia, with the best method depending on the patient's age, alopecia size, and other factors.
March 2024 in “Daehan budongsan hakoeji/Daehan bu'dongsan haghoeji” Different factors like age, size, and location of subway stations affect sales of hair salons, coffee shops, and convenience stores in Seoul differently.
January 2021 in “Menoufia Medical Journal” Women with pattern hair loss often have higher blood sugar, cholesterol, blood pressure, and waist size, suggesting a link between hair loss and metabolic syndrome.
40 citations
,
March 2019 in “Pharmaceutical development and technology” Smaller particles of the drug carrier penetrated skin better, with 300 nm size being best for targeting hair follicles.
43 citations
,
February 2020 in “Clinica chimica acta” Nano-sized plant-based chemicals could improve cervical cancer treatment by being more effective and causing fewer side effects than current methods.
2 citations
,
January 2023 Nano-sized molybdenum may help treat hair loss and works well with minoxidil.
46 citations
,
May 2006 in “Laser Physics” Particles similar in size to hair cells penetrate hair follicles better.
13 citations
,
February 2020 in “Clinical, Cosmetic and Investigational Dermatology” Men with hair loss have higher BMI, waist size, blood pressure, and are linked to smoking and inactivity.
August 2025 in “Ophthalmic Plastic and Reconstructive Surgery” Selumetinib significantly reduced tumor size and improved vision in a child with neurofibromatosis type 1.
July 2024 in “Russian Journal of Child Neurology” Selumetinib effectively reduces tumor size in many children with neurofibromatosis type 1, but can cause skin and hair issues.
December 2021 in “International Journal of Research in Dermatology” Men with early-onset hair loss have a higher risk of metabolic syndrome.
1 citations
,
April 2018 in “Journal of dairy science” Dairy cows' skin and hair follicles change size and growth phase around the time they give birth.
30 citations
,
June 2015 in “Dermatologic Surgery” Ultrasound shows 80% of Hidradenitis Suppurativa patients have abnormal hair tracts that may worsen the condition.