Exposure to toxic elements like mercury and lead may be linked to autism, and a higher zinc to copper ratio might help protect against it.
March 2013 in “International Society of Hair Restoration Surgery” Biotin may not effectively promote hair growth.
January 2011 in “Springer eBooks” Eating a balanced diet with the right vitamins and minerals is important for healthy hair, but too many supplements can be harmful.
35 citations
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October 2012 in “Dermatologic Clinics” Autoimmune diseases can cause hair loss, and early treatment is important to prevent permanent damage.
31 citations
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October 2005 in “British Journal of Dermatology” Hair loss in women not always linked to increased oil production; other factors may be involved.
20 citations
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January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
19 citations
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February 2008 in “Archives of Dermatological Research” Mast cells might contribute to hair loss by causing skin thickening.
17 citations
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September 2009 in “British Journal of Dermatology” Fragile hair in children is rarely linked to trichothiodystrophy (TTD).
11 citations
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September 2016 in “Archives of Dermatological Research” People with denser forearm hair have a higher risk of certain skin cancers.
6 citations
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June 2011 in “Journal of The American Academy of Dermatology” Iron deficiency might be linked to hair loss, but more research is needed.
5 citations
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January 2016 in “Dermatology” No significant link between CAG repeat numbers and female pattern hair loss in Han Chinese population.
5 citations
,
January 1993 in “Hormone and Metabolic Research” DHEA and DHEA-S help maintain underarm hair in older women.
4 citations
,
September 2021 in “Frontiers in allergy” The conclusion is that understanding the complex relationship between allergies, autoimmunity, and psychological factors is key to treating skin disorders with itching.
4 citations
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December 2019 in “Dermatologic Therapy” Hair enzyme activity predicts minoxidil success in Brazilian women with hair loss.
February 2025 in “Plastic and Aesthetic Research” Minoxidil and finasteride effectively promote hair regrowth within 3 months.
June 2025 in “Journal of Cosmetic Dermatology” Alopecia areata is linked to higher anxiety and depression, especially in younger women in certain countries.
May 2025 in “AlQalam Journal of Medical and Applied Sciences” Low iron levels are common but not directly linked to hair loss in women.
March 2025 in “The Egyptian Journal of Medical Microbiology” Inflammation is linked to hair loss.
January 2025 in “Open University of Cape Town (University of Cape Town)” Lipids play a key role in determining hair curvature.
June 2024 in “Benha Journal of Applied Sciences” Serum IMA levels may be linked to premature hair graying and erectile dysfunction.
February 2024 in “Psychoneuroendocrinology” Higher anxiety during pregnancy is linked to lower cortisol levels in newborns' hair.
Fair skin, not red hair, affects health due to possible vitamin D deficiency.
231 citations
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December 1999 in “Journal of Investigative Dermatology” Hair follicle size is mainly influenced by the number of cells and extracellular matrix volume, with cell number having a larger impact.
93 citations
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January 2009 in “PubMed” Low iron levels are linked to hair loss in women.
March 2026 in “Nutrients” Hair manganese may relate to cardiometabolic health, not coronary artery disease severity.
Zinc levels and lymphocyte counts might be important in heart disease development.
June 2023 in “Journal of Ayurvedic and Herbal Medicine” Age, stress, and anger increase the risk of hair fall.
April 2025 in “Dermatology Practical & Conceptual” Increased LC3 gene expression may be linked to premature graying of hair.
January 2021 in “Menoufia Medical Journal” Women with pattern hair loss often have higher blood sugar, cholesterol, blood pressure, and waist size, suggesting a link between hair loss and metabolic syndrome.
1 citations
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January 2021 in “Journal of Dhaka Medical College” Lower iron levels are linked to longer hair loss.