Higher iodine levels in children's hair may help cure tinea capitis during puberty.
January 1984 in “Isotopenpraxis Isotopes in Environmental and Health Studies” Trace element levels in hair differ in people with thyroid diseases.
115 citations
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March 2001 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Key enzymes control androgen levels, affecting hormone activity and potential treatments.
65 citations
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August 2016 in “Metabolic brain disease” Children with autism have lower levels of essential and toxic trace elements in their hair.
30 citations
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September 2016 in “Aging Cell” Low selenium levels can extend lifespan but worsen health issues.
28 citations
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May 2014 in “PubMed” Higher stress levels may be linked to hair loss in rhesus macaques.
17 citations
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February 2019 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” AKR1D1 controls glucocorticoid levels and receptor activity in liver cells.
8 citations
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January 2021 in “Bulletin of Experimental Biology and Medicine” ATP and IL-10 levels in hair follicles relate to follicle length and hair growth, with differences in alopecia patients.
4 citations
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January 2005 Low iron levels are linked to hair loss in adult women.
1 citations
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April 2016 in “Journal of Investigative Dermatology” Prostaglandin D2 increases testosterone levels in skin cells through reactive oxygen species, not enzymes, which could lead to new hair loss treatments.
April 2017 in “The FASEB journal” Low selenium levels worsen health but increase lifespan in mice.
Low level laser or LED therapy combined with infiltrations may help hair growth.
59 citations
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September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces scalp DHT levels, potentially treating male pattern baldness.
85 citations
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January 2014 in “Hormone Research in Paediatrics” Hair cortisol levels in children increase with age but are not affected by gender, puberty, or hair care.
22 citations
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January 1992 in “PubMed” Higher CSF 5-HIAA levels may predict better response to serotonin re-uptake inhibitors in trichotillomania.
10 citations
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September 2019 in “Frontiers in Veterinary Science” Older steers have higher hair cortisol levels than younger steers.
January 2026 in “Psychoneuroendocrinology” Loneliness raises stress levels in older African American men but not women.
February 2020 in “VSNU Open Access deal” Hair cortisol levels change with age, starting high at birth, decreasing until age 6, then rising to adult levels by age 18.
July 2018 in “Hair transplant forum international” Different PRP systems produce varying levels of platelet concentrations.
17 citations
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November 2017 in “Dermatologic Clinics” New techniques improve hair restoration success.
157 citations
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June 2015 in “Psychoneuroendocrinology” Hair cortisol and cortisone levels increase with age, are higher in diabetics, vary by gender, decrease with frequent hair washing, and are lower in winter.
29 citations
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March 1987 in “Therapeutic Drug Monitoring” Combining sodium valproate with other epilepsy drugs increases ammonia levels and side effects.
7 citations
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May 2012 in “International Journal of Andrology” The new oral testosterone pill normalized testosterone levels and lowered SHBG in men with low testosterone.
4 citations
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January 2020 in “Obstetrics and Gynecology Reports” Obese women with PCOS have lower vitamin D levels.
2 citations
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May 2006 in “Women's Health Medicine” Ovulation disorders are a major cause of infertility and menstrual problems in women.
July 2025 in “New Phytologist” MLO proteins help regulate calcium and ROS levels, promoting root hair growth in Arabidopsis.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” p120-catenin helps control skin inflammation by regulating cadherin levels.
July 2022 in “Asian Journal of Biochemistry, Genetics and Molecular Biology” Ageratum conyzoides may lower blood sugar and improve blood lipid levels in diabetic rats.
April 2016 in “The FASEB Journal” Blocking androgen receptors early in life increases estrogen levels and reduces sexual motivation in male rats.
The oral testosterone effectively increased testosterone levels and reduced SHBG, showing promise for treating testosterone deficiency.