Coconut and castor oils may naturally boost hair growth by increasing keratin.
June 2023 in “Journal of Pharmaceutical and Health Research” Caffeine hair tonic with 0.001% concentration was more effective in promoting hair growth on guinea pigs.
October 2015 in “Cosmetic Dermatology” Hair styling products and tools help improve hair's look and manageability but can damage hair if used incorrectly.
January 2021 in “Journal of cosmetology & trichology” The treatment improved hair growth and thickness in patients with hair loss, even 10 months after therapy without additional products.
375 citations,
February 2006 in “Journal of Cell Science” The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.
103 citations,
January 2006 in “Journal of Cell Science” The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.
16 citations,
November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Hair color is determined by different melanins and changes with age.
15 citations,
April 2014 in “Experimental Dermatology” Scientists developed a system to study human hair growth using skin cells, which could help understand hair development and improve skin substitutes for medical use.
14 citations,
May 2017 in “InTech eBooks” Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.
7 citations,
January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
7 citations,
January 1981 in “Springer eBooks” Certain small molecules and polymers can change hair's physical properties and how it feels by affecting the bonds within the hair.
3 citations,
April 2023 in “CRC Press eBooks” Hair loss can cause stress and needs different treatments based on its type.
January 2020 in “Indian dermatology online journal” Hair styling products can damage hair over time.
September 2024 in “Journal of Investigative Dermatology” A new tool can analyze hair to detect changes due to hormones, genetics, and aging.
May 2023 in “Tạp chí Y Dược học Cần Thơ” The shampoo with grapefruit peel and Gleditsia sinensis helps mice grow hair faster, more, and longer.
15 citations,
January 2012 in “International journal of trichology” The HairCheck® device is effective for measuring hair loss and growth in people with alopecia.
Essential oils can help hair grow and are safer and more accessible than other treatments.
December 2020 in “ID on line. Revista de psicologia” Low-power laser therapy with essential oils effectively promotes new hair growth in male pattern baldness.
The new algorithm removes hair from skin images better than previous methods, helping diagnose melanoma.
6 citations,
April 2006 in “Lupus” People with lupus and rheumatoid arthritis have thinner hair than healthy people.
January 2024 in “Seven Editora eBooks” Different techniques measure hair properties to ensure cosmetic products work.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
December 2022 in “Journal of Tropical Pharmacy and Chemistry” The hair tonic made from oil palm leaf extract is very effective in preventing hair damage from the sun.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
501 citations,
October 2008 in “Psychoneuroendocrinology” Hair cortisol levels can show increased stress during late pregnancy but only for up to six months.
63 citations,
August 1996 in “Forensic Science International” Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
33 citations,
August 2018 in “Facial Plastic Surgery Clinics of North America” The document explains hair biology, the causes of hair loss, and reviews various hair loss treatments.
28 citations,
January 2012 in “Case Reports in Medicine” Hair-thread Tourniquet Syndrome, where hair or thread tightly wraps around a body part, is not rare and requires early detection to prevent serious damage.
24 citations,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.