July 2023 in “International Journal of Trichology” The man's hair turned white suddenly but returned to normal on its own in 6 months.
177 citations
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June 1991 in “The Journal of Clinical Endocrinology & Metabolism” Caucasian men have more chest hair and higher levels of certain androgen products than Chinese men.
43 citations
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January 2007 in “Gynecological Endocrinology” Finasteride improves acne and hair loss in women with normal testosterone.
19 citations
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August 1996 in “British Journal of Dermatology” Alopecia areata affects hair follicle structure, even in non-balding areas.
13 citations
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January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
October 2022 in “International journal of dermatology and venereology” A woman's sudden hair loss was linked to azathioprine use despite normal enzyme levels, and improved after stopping the drug and starting treatment.
June 2022 in “Frontiers in Immunology” Tofacitinib regrew hair in a man with total hair loss but raised cytokine levels, needing more research on possible side effects.
November 2015 in “Summit (Simon Fraser University)” Surgical stress temporarily changes hair fiber dimensions, returning to normal after four weeks.
Nutritional deficiencies can cause hair loss, but it can be reversed with a normal diet and less stress.
101 citations
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August 2001 in “The Journal of Cell Biology” A new keratin 6 type in mice explains why some mice without certain keratin genes still have normal hair and nails.
13 citations
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March 2012 in “The Journal of Dermatology” Hair transplant surgery can rebuild muscle and nerve connections, allowing transplanted hairs to stand up like normal hairs.
10 citations
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June 2015 in “Seminars in cutaneous medicine and surgery” Hair loss can be caused by various factors, and treatments focus on restoring normal hair growth.
10 citations
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November 1997 in “British Journal of Dermatology” A 10-year-old boy had the earliest reported case of hair that became progressively kinkier but eventually returned to normal on its own.
2 citations
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September 2017 in “Plastic and Aesthetic Research” Healthy Han Chinese have lower hair density than whites and Africans, and transplanting 300 hair units can nearly restore normal hair density.
2 citations
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March 2009 in “Hair transplant forum international” Hair loss at the site where hair was taken for a transplant can be due to the normal hair growth cycle.
December 2011 in “British Journal of Dermatology” As women age, they experience changes in hair density and volume, face challenges in distinguishing normal hair loss from disease, and have limited access to treatments for hair issues.
9 citations
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April 1986 in “Postgraduate Medicine” Hair loss has many causes and treatments, and losing some hair daily is normal; proper diagnosis is key, and minoxidil can help treat it.
18 citations
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July 2014 in “Molecular Medicine Reports” UVB radiation changes the levels of certain microRNAs in skin cells, which may affect cell survival and hair growth.
February 2024 in “Folia Medica” Platelet-rich plasma treatment is effective for hair loss in patients regardless of their thyroid antibody levels.
January 2022 in “Indian journal of dermatopathology and diagnostic dermatology” Women with diffuse hair loss often have lower iron and vitamin D levels, but their thyroid function is typically normal.
August 1994 in “Drugs & Therapy Perspectives” Some drugs can cause hair loss or growth, but hair usually returns to normal after stopping the drug.
19 citations
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September 2009 in “The Journal of Dermatology” Dr. Shoji Okuda was a pioneer in hair transplant surgery, but his work was initially overlooked and is now recognized alongside Dr. Norman Orentreich.
24 citations
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August 2011 in “Experimental Dermatology” The flap assay grows the most natural hair but takes the longest, the chamber assay is hard work but gives dense, normal hair, and the patch assay is quick but creates poorly oriented hair with some issues.
8 citations
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January 2015 in “Clinical and Experimental Dermatology” A new model for hair regeneration in mice was created in 2015, which is faster and less invasive than the old method, producing normal hairs in about 21 days.
January 2014 in “International Journal of Athletic Therapy and training” A female runner's hair loss was caused by stress from surgery and recovery, but her hair returned to normal in 5 months.
Hair restoration surgery has improved to transplant hair in natural groupings, but it's labor-intensive and can't fully restore normal hair density.
52 citations
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October 2004 in “Veterinary dermatology” Melatonin and mitotane treatment led to hair re-growth in 62% of dogs with Alopecia X, but this was not always linked to normal hormone levels.
8 citations
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December 2015 in “JAMA ophthalmology” A young man had vision loss, hair loss, and other symptoms, but tests showed mostly normal results except for slightly high protein in spinal fluid.
4 citations
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February 2022 in “Journal of Pharmaceutical and Biomedical Analysis” The conclusion is that a new method can measure caffeine and drugs in hair, finding caffeine abusers have 70 times more caffeine than normal, with a proposed cut-off value for abuse.
Cyproterone slightly inhibited hair growth in castrated mice, while tamoxifen significantly inhibited hair growth in castrated mice but not in normal mice.