98 citations,
October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
95 citations,
February 2019 in “The New England Journal of Medicine” Mutations in the PADI3 gene are linked to a higher risk of scarring hair loss in women of African descent.
86 citations,
October 2005 in “Experimental Dermatology” The Foxn1 gene mutation causes hairlessness and immune system issues, and understanding it could lead to hair growth disorder treatments.
79 citations,
January 2017 in “Dermatology practical & conceptual” Correcting nutrient deficiencies may help with hair loss, but the benefits of supplements without a deficiency are uncertain and could be harmful.
72 citations,
October 1992 in “Archives of Dermatology” Recognizing certain rashes can lead to earlier cystic fibrosis diagnosis and better outcomes.
70 citations,
June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.
65 citations,
May 2010 in “Current Women's Health Reviews” Oxidative stress is a key factor in the development of Polycystic Ovary Syndrome, and weight management can improve symptoms.
61 citations,
October 2011 in “Experimental dermatology” Scalp itching is common and hard to diagnose due to the complex nerve structure of the scalp.
57 citations,
February 1983 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Dihydrotestosterone increases the activity of an enzyme in pubic skin cells that converts testosterone to dihydrotestosterone.
56 citations,
February 2006 in “American journal of physiology. Cell physiology” Steroid sex hormones activate matriptase in prostate cancer cells but not in breast cancer cells.
54 citations,
April 2007 in “Gastroentérologie clinique et biologique” Bariatric surgery can worsen nutritional deficiencies, requiring careful monitoring and supplementation.
54 citations,
July 1967 in “Science” Decomposed tritiated thymidine is less accurate for DNA tracing, and hair changes can indicate malnutrition.
52 citations,
September 2021 in “Kidney International” COVID-19 vaccination may trigger lupus in some people.
48 citations,
February 2008 in “Nutrition in Clinical Practice” Dietary changes, including weight loss and a balanced diet, are important for managing PCOS, especially in overweight women.
45 citations,
August 2018 in “Stem Cells International” Stem cells, especially from fat tissue and Wharton's jelly, can potentially regenerate hair follicles and treat hair loss, but more research is needed to perfect the treatment.
42 citations,
January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
38 citations,
March 1997 in “Journal of interferon & cytokine research” IL-1β inhibits human hair follicle growth.
38 citations,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
37 citations,
January 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Apple extract called procyanidin B-2 was found to greatly increase hair growth.
35 citations,
January 2017 in “Journal of Dermatological Science” Stress can cause early aging in certain skin cells, leading to problems with hair growth.
33 citations,
July 2007 in “Skin research and technology” Thicker hair is stronger, regardless of age, gender, or other factors.
32 citations,
December 1969 in “The Lancet” Children with marasmus have more resting hair follicles and thinner, less pigmented hair, showing long-term malnutrition.
32 citations,
February 2018 in “Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy” Cosmetic residues on individual hairs can be identified and differentiated using ATR FT-IR microspectroscopy.
31 citations,
January 2007 in “Journal of biological chemistry/The Journal of biological chemistry” Stress activates a special function of the Vitamin D receptor with the help of c-Jun, which can also prevent cell death.
30 citations,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
29 citations,
January 2009 in “Gynecological Endocrinology” Women with PCOS have higher levels of certain blood clotting factors, suggesting a greater risk of cardiovascular issues.
28 citations,
October 1985 in “The Journal of Cell Biology” Researchers isolated and identified structural components of human hair follicles, providing a model for studying hair formation.
26 citations,
December 2020 in “Nature metabolism” Rapamycin treatment helps with mitochondrial disease by reducing PKC levels.
26 citations,
March 2012 in “Journal of Investigative Dermatology” New gene identification techniques have improved the understanding and classification of inherited hair disorders.
25 citations,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.