March 2020 in “Journal of Laser Applications” Photobiomodulation therapy significantly increases hair density and growth for androgenic alopecia, but more research is needed to confirm safety.
August 2018 in “Journal of The American Academy of Dermatology” Finasteride helps female-pattern hair loss.
December 2021 in “2021 International Conference on Electronic Information Technology and Smart Agriculture (ICEITSA)” Chemical dyes damage hair's internal structure more than perming, as shown by a special imaging technique.
39 citations
,
June 2012 in “Journal of Structural Biology” Disulfide bonds are crucial for hair structure during keratinization.
5 citations
,
January 2009 in “International Journal of Trichology” Two siblings had a rare hair condition with banded hair, which doesn't need treatment.
Yak hair stretches mainly due to macromolecules slipping past each other.
Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
4 citations
,
November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
2 citations
,
August 2023 in “Development” Hair follicles in the back of the rosette fancy mouse have reversed orientations due to a gene mutation.
3 citations
,
July 2018 in “International Journal of Research -GRANTHAALAYAH” Human hair and mouse whiskers emit similar biomagnetic fields.
51 citations
,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
69 citations
,
July 1997 in “Der Urologe” Sabal and Urtica extract works as well as finasteride for treating BPH, with fewer side effects.
4 citations
,
December 2011 in “Drug Research” Two finasteride tablet types are equally effective and can be swapped.
April 2026 in “Journal of Education Health and Sport” Invasive treatments can improve hair growth, but effectiveness varies and more research is needed.
October 2024 in “Reumatizam” New treatments and understanding of skin lupus are emerging in 2024.
April 2015 in “Archives of disease in childhood” A chubby child can still be malnourished.
July 2000 in “Dermatologic Surgery” Many skin products get contaminated with bacteria, especially if they're in jars or previously opened.
July 2000 in “Dermatologic Surgery” Dr. Yarborough denied endorsing Derma Genesis and was mistakenly represented due to his office manager's error; also, over 30% of tested skin products were contaminated with bacteria.
June 1997 in “The American Journal of Cosmetic Surgery” Scalp flaps are still a valuable hair loss treatment because of their benefits.
Hair loss in African American women, caused by hair care, genetics, and environment, needs more research for better treatment.
8 citations
,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
53 citations
,
September 1999 in “Journal of Synchrotron Radiation” Keratinous tissues have multiple structural layers, including ordered keratin and lipid granules.
149 citations
,
July 2017 in “PLoS Biology” Hair follicle patterns form through a mix of self-organization and signaling interactions.
22 citations
,
May 2021 in “Nature Communications” Tissue stiffness affects hair follicle regeneration, and Twist1 is a key regulator.
January 2017 in “Journal of Chemical Biological and Physical Sciences” Human hair keratin genes have unique simple sequence repeats that may help track genetic variations.
95 citations
,
October 2007 in “International Journal of Dermatology” A new method accurately classifies hair types, showing global hair diversity.
97 citations
,
March 2010 in “The American Journal of Human Genetics” A mutation in the KRT74 gene causes tightly curled hair.
January 2024 in “Indian Journal of Pharmaceutical Sciences” Relaxing the Arrector Pili Muscle might make curly hair straighter.
4809 citations
,
January 2004 in “Fertility and Sterility” The 2003 consensus updated PCOS diagnosis criteria and highlighted increased risks of diabetes and heart disease for those affected.
4025 citations
,
December 2003 in “Human Reproduction” The 2003 consensus updated PCOS diagnosis criteria and linked PCOS to higher risks of diabetes and heart problems, recommending lifestyle changes to lower these risks.