16 citations
,
October 2012 in “The Journal of Dermatology” The BASP classification is more reliable than the Norwood-Hamilton for classifying hair loss in men and women.
7 citations
,
January 2023 in “Frontiers in Cell and Developmental Biology” Caspases are enzymes important for both cell death and various non-lethal cell functions, affecting head development and hair growth, with different caspases playing specific roles.
April 2024 in “Cell death and differentiation” Cell death shapes skin stem cell environments, affecting inflammation, repair, and cancer.
70 citations
,
February 2015 in “Expert Opinion on Drug Discovery” Topical drugs and near-infrared light therapy show potential for treating alopecia.
19 citations
,
August 2013 in “Facial Plastic Surgery Clinics of North America” Children's hairlines change shape as they grow, with women often developing a widow's peak and men's hairlines becoming more convex and possibly balding at the temples, influenced by genetics and hormones.
April 2019 in “Dermatology reports” A 12-year-old boy's hair fully regrew after 8 weeks of treatment for tinea capitis, and dermoscopy was useful for diagnosis and monitoring.
1 citations
,
January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
January 2013 in “Sen'i Gakkaishi” Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
2 citations
,
June 2013 in “Lasers in surgery and medicine” The hot-wire hair removal device is no better than shaving.
163 citations
,
April 2019 in “Nature Communications” Mechanical stretching of the skin can promote hair growth by activating certain immune cells.
17 citations
,
May 2015 in “Aesthetic Plastic Surgery” FUE hair transplantation using a micromotor is effective and gives natural results with few complications.
17 citations
,
May 2011 in “Gene Therapy” Using polyethylenimine-DNA to deliver the hTERT gene can stimulate hair growth and may be useful in treating hair loss, but there could be potential cancer risks.
October 2019 in “Skin appendage disorders” The vitreous membrane in hair follicles changes shape during the hair cycle and may affect hair growth and nutrient exchange.
July 2016 in “Indian journal of science and technology” Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
57 citations
,
November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
47 citations
,
January 2013 in “International Journal of Cosmetic Science” Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.
1 citations
,
December 2022 in “BMC Plant Biology” The black orchid Brasiliorchis schunkeana produces chemicals that attract certain insects and have potential antimicrobial properties.
6 citations
,
March 2021 in “International Journal of Pharmaceutics” Optimal long-acting finasteride injection dose found: 16.8 mg, effective for one month.
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.
4 citations
,
July 2014 in “International Journal of Dermatology” Twins had rare skin cysts likely due to genetics.
2 citations
,
April 2015 in “Dermatology practical & conceptual” Daily use of antifungal shampoo can hide symptoms and make it hard to diagnose fungal scalp infections.
March 2026 in “International Journal of Advanced Biochemistry Research” German shepherd hair varies in color and pattern but is flat with a consistent internal structure.
September 2025 in “Journal of Dermatology Research Reviews & Reports” Rigenera® effectively improves hair condition in Androgenetic Alopecia, and HairMetrix® tracks progress well.
January 2019 in “Journal of Entomology and Zoology Studies” Ruminant goats have larger and more defined hair follicles than younger goats.
46 citations
,
October 2009 in “Archives of Dermatology” Loose anagen hair syndrome, often affecting young girls, can be diagnosed with a hair-pull test and usually gets better on its own, but severe cases may need treatment.
31 citations
,
November 2013 in “Dermatologic Clinics” The ARTAS robotic system for hair restoration is efficient with fewer cuts than manual methods, but it's limited to certain hair types and can still leave scars.
10 citations
,
April 2010 in “Dermatologic Surgery” Small changes in hair restoration surgery, like using special stitches and careful graft placement, can improve results and teamwork.
9 citations
,
March 2005 in “Aesthetic surgery journal” The long-pulse alexandrite laser effectively removes hair permanently.
5 citations
,
October 2020 in “Experimental dermatology” A specific type of skin cell creates an opening for hair to grow out, and problems with this process can lead to skin conditions.
2 citations
,
January 2017 in “Skin appendage disorders” Women with and without hair loss have similar amounts of exogen hairs, so these hairs are not a key factor in hair loss conditions.