Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
March 2024 in “Frontiers in reproductive health” Women of color in Northern Manhattan view hair care as important to their identity and culture, and education on harmful chemicals in hair products is needed.
Human hair keratins can be turned into useful 3D biomedical scaffolds through a freeze-thaw process.
May 2019 in “International journal of advanced chemistry” The green cream safely slowed hair growth by 25%.
October 2002 in “Dermatologic Surgery” The document concludes that careful planning, efficient use of every hair graft, and setting surgical priorities are crucial for successful hair restoration surgery.
209 citations,
September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
191 citations,
September 2011 in “Cell stem cell” Hair follicle stem cells use specific chromatin changes to control their growth and differentiation.
143 citations,
October 1996 in “Dermatologic Clinics” Too much androgen can cause hair loss; finasteride may help.
98 citations,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
87 citations,
March 2011 in “Australasian Journal of Dermatology” Genetics and hormones play a role in male and female hair loss, but more research is needed to fully understand it.
66 citations,
February 2015 in “Cell & tissue research/Cell and tissue research” The document concludes that there are no effective clinical treatments for hearing loss due to hair cell damage, but research is ongoing.
55 citations,
April 2017 in “Experimental Dermatology” The document describes a way to isolate and grow human hair follicle cells in 3D to help study hair growth.
36 citations,
June 2018 in “Journal of Dermatology” Use finasteride, dutasteride, and minoxidil for hair loss treatment.
35 citations,
October 2012 in “Dermatologic Clinics” Autoimmune diseases can cause hair loss, and early treatment is important to prevent permanent damage.
24 citations,
August 2013 in “Facial Plastic Surgery Clinics of North America” Hair restoration surgery can have complications; success depends on patient education, careful planning, and proper execution.
20 citations,
February 2016 in “American Journal of Pathology” The genes OVOL1 and OVOL2 are important for hair growth and may be involved in a type of skin tumor.
19 citations,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
16 citations,
November 2020 in “International journal of pharmaceutics” Using longer PEG chains helps nanoparticles penetrate hair follicles better, improving drug delivery for conditions like alopecia.
16 citations,
March 2008 in “Dermatologic Surgery” Hydrogen peroxide's effects on wound healing in hair transplants are unclear, and it may slow healing and increase scarring.
15 citations,
May 2004 in “Facial Plastic Surgery Clinics of North America” New techniques in hair restoration surgery can fix unnatural results from old methods, improving patient self-esteem.
14 citations,
January 2020 in “PloS one” Timing of light therapy affects horse coat growth, with photoperiod being crucial.
14 citations,
August 2013 in “Facial Plastic Surgery Clinics of North America” Some nonsurgical hair loss treatments are effective, especially if started early.
13 citations,
March 2013 in “International Journal of Cosmetic Science” AcSDKP may help prevent skin and hair aging and promote their growth.
12 citations,
May 1989 in “Postgraduate Medicine” The document concludes that hair loss is common and can be treated with medications like minoxidil or surgical options, and it significantly affects people's psychological well-being.
12 citations,
September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
11 citations,
March 2008 in “Experimental Dermatology” A substance called compound-1 could help increase hair growth by maintaining prostaglandin levels in hair follicles.
10 citations,
October 2020 in “Frontiers in Cell and Developmental Biology” Wounds can regenerate hair in young mice, but this ability declines with age, offering insights for improving tissue regeneration in the elderly.
9 citations,
April 1986 in “Postgraduate Medicine” Hair loss has many causes and treatments, and losing some hair daily is normal; proper diagnosis is key, and minoxidil can help treat it.
6 citations,
January 2010 in “Actas Dermo-Sifiliográficas” Follicular Unit Hair Transplantation has become a less invasive procedure with natural results, suitable for certain adults with hair loss.