40 citations,
April 2014 in “Genes & Development” Hormones during pregnancy and lactation keep skin stem cells inactive, preventing hair growth.
36 citations,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
35 citations,
October 2004 in “Biology of Reproduction” PNU157706 reduced rat sperm movement and fertility without affecting offspring health.
32 citations,
August 2015 in “Anais Brasileiros de Dermatologia” Black women's unique hair characteristics and styling practices can lead to specific scalp conditions, which require early diagnosis and appropriate treatment.
32 citations,
June 2015 in “PLOS ONE” Olive leaf compound oleuropein helps grow hair in mice.
30 citations,
December 2018 in “Trends in Endocrinology and Metabolism” Both immature and mature fat cells are important for hair growth cycles, with immature cells promoting growth and mature cells possibly inhibiting it.
30 citations,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
30 citations,
January 2014 in “Dermatologic Clinics” Tight hairstyles, especially on chemically treated hair, can cause reversible hair loss if caught early but may become permanent if not addressed.
29 citations,
December 2011 in “British Journal of Dermatology” A new hair treatment with caffeine and other ingredients makes hair thicker and less likely to break.
28 citations,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
28 citations,
December 2010 in “Langmuir” Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.
26 citations,
May 2012 in “Cellular and Molecular Life Sciences” NcoA4 may have roles beyond helping control gene activity, possibly affecting cell behavior and stability.
26 citations,
November 2006 in “Pharmacology, Biochemistry and Behavior” Pregnancy reduces anxiety in rats, but finasteride reverses this effect.
25 citations,
May 2020 in “Progress in Organic Coatings” Castor oil-based polyurethanes are promising for making safe, strong-performing, eco-friendly hair-styling products.
25 citations,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
25 citations,
August 2015 in “International Journal of Cosmetic Science” Malva verticillata seed extract might help treat hair loss by activating hair growth signals in skin cells.
24 citations,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
21 citations,
July 2019 in “Cardiovascular Research” High levels of male hormones in pregnant mice cause heart enlargement and poor heart function in their female babies.
21 citations,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
21 citations,
May 2015 in “The Journal of Steroid Biochemistry and Molecular Biology” Progesterone byproduct 5αP stimulates mammary tumor growth, but finasteride can suppress it.
20 citations,
July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
19 citations,
July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
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.
18 citations,
June 1988 in “Culture, medicine and psychiatry” The perception of excessive hair growth in women as abnormal is more influenced by cultural norms than by medical reasons.
17 citations,
January 2015 in “Current problems in dermatology” Understanding and treating hair disorders in different ethnic groups requires knowledge of specific hair care practices and hair characteristics.
17 citations,
December 2003 in “Veterinary dermatology” Some masked palm civets in Japan have a skin disease caused by mites.
17 citations,
October 2002 in “Dermatologic Surgery” Successful surgical hair restoration requires careful planning, precise execution, and proper aftercare, using techniques like follicular unit transplantation and correct hair angling for best cosmetic results.
16 citations,
October 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.
15 citations,
November 2012 in “International Journal of Dermatology” The conclusion is that hair loss from CCCA may be genetic and not solely caused by hair grooming practices.
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.