May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
1 citations
,
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.
1 citations
,
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Disrupting the Tsc2 gene in certain cells leads to thicker skin, larger hair, and changes in hair growth signaling, which can be partly reversed with specific treatment.
31 citations
,
February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
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.
June 2025 in “Research Square (Research Square)” Stem cell exosome injections can safely improve hair growth and thickness in men with hair loss.
September 2002 in “대한피부과학회지” Koreans have lower hair density, larger hair diameter, and slower hair growth than Caucasians.
11 citations
,
January 2015 in “Annals of Dermatology” Using a hair removal laser can make hairs finer for better hairline correction in hair transplants, with most patients happy and few side effects.
30 citations
,
April 2009 in “Dermatologic Surgery” TrichoScan helps identify subtle hair thinning in women with androgenetic alopecia.
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.
5 citations
,
June 2016 in “Dermatologic Surgery” Hair restoration for East Asians should consider their unique characteristics like head shape, hair thickness, and hair density, and use modified procedures and treatments to minimize scarring and maintain hair density.
70 citations
,
February 2017 in “Dermatologic Surgery” Treatment with plasma rich in growth factors improved hair density and thickness for hair loss patients.
January 2025 in “Science World Journal” Male and female scalp hair differ in size, density, length, curliness, pigmentation, and cuticle preservation.
150 citations
,
April 1999 in “Dermatologic Clinics” Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.
95 citations
,
January 2007 in “Human biology” Human hair can be classified into eight types based on physical features, not ethnicity.
3 citations
,
January 2019 in “Skin Research and Technology” Frequent use of hair straighteners can cause hair loss similar to scarring alopecia in young Turkish women.
July 2022 in “Plastic surgery and modern techniques” Using stem cell-enriched fat injections before hair transplant surgery can result in less hair loss and thicker hair.
4 citations
,
August 2020 in “Journal of Cosmetic Dermatology” QR 678 and QR678 Neo treatments are effective for hair loss in women with PCOS.
1 citations
,
August 2017 in “Journal of food and nutrition research” The herbal supplement increased hair thickness and reduced scalp oiliness in women.
12 citations
,
May 2019 in “Aesthetic Surgery Journal” Platelet-Rich Plasma and stem cell therapy can increase hair count and density, but the best method for preparation and treatment still needs to be determined.
7 citations
,
January 2015 in “Biological & Pharmaceutical Bulletin” Rice Bran Supercritical CO2 Extract significantly increased hair density and diameter in male alopecia patients without any side effects.
4 citations
,
February 2025 in “Nutrients” Gynostemma pentaphyllum extract improves hair elasticity, density, and thickness safely.
April 2023 in “Acta Poloniae Pharmaceutica” Herbal extract shampoo increased certain minerals in hair and improved hair growth and scalp health.
October 2025 in “Journal of Craniofacial Surgery” Chitosan and minoxidil both improve hair growth, but more research is needed on chitosan.
September 2002 in “Dermatologic Surgery” The best results in surgical hair restoration come from careful techniques, optimal use of limited hair supply, correct hair direction, saving hair for key areas, understanding scarring effects, and adjusting hair graft density.
February 2024 in “Cureus” PRP therapy with minoxidil is more effective for hair growth than PRP alone.
15 citations
,
November 2015 in “Journal of Dermatology and Dermatologic Surgery” Mixing platelet-rich plasma with triamcinolone acetonide can potentially improve hair regrowth in alopecia areata patients.
13 citations
,
May 2015 in “Journal of The American Academy of Dermatology” Oral minoxidil improves hair growth in men with hair loss, but caution needed for those with heart issues.
8 citations
,
August 2020 in “Clinical and Experimental Dermatology” Spironolactone is a low-cost, effective, and generally safe treatment for various skin conditions related to hormones.