60 citations,
January 2007 in “Human Genetics” AR polyglycine repeat doesn't cause baldness.
36 citations,
September 2001 in “Journal of The European Academy of Dermatology and Venereology” Finasteride doesn't reduce sexual function in people with hair loss.
34 citations,
October 2015 in “British journal of dermatology/British journal of dermatology, Supplement” Scientists don't fully understand eyelash hair follicle biology, including growth and color, and suggest more research is needed.
33 citations,
July 1992 in “Journal of Investigative Dermatology” Minoxidil doesn't affect perifollicular lymphoid infiltration in alopecia areata patients.
30 citations,
August 1998 in “International Journal of Dermatology” Systemic corticosteroids don't prevent severe alopecia areata from spreading or relapsing.
29 citations,
April 1995 in “Endocrinology” Finasteride doesn't affect bone density in male rats.
27 citations,
April 1998 in “American Journal of Dermatopathology” Estrogen and progesterone don't directly affect hair growth in androgenic alopecia and alopecia areata.
27 citations,
February 1991 Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
24 citations,
September 2008 in “International Braz J Urol” Lovastatin doesn't improve lower urinary tract symptoms treatment.
21 citations,
July 2002 in “Clinical and Experimental Dermatology” Hair care products don't cause hair loss if used correctly.
18 citations,
March 2019 in “Journal of The European Academy of Dermatology and Venereology” Finasteride use doesn't cause sexual dysfunction in men with hair loss.
18 citations,
November 2009 in “Archives of Dermatology” Calcipotriol doesn't prevent hypertrophic scars, but keratinocyte activation is important in scar formation.
18 citations,
June 2002 in “BJUI” Finasteride doesn't change rat testicle weight or sperm production.
16 citations,
July 1989 in “British journal of dermatology/British journal of dermatology, Supplement” Topical cyclosporin A doesn't work for alopecia totalis because it doesn't penetrate the skin well.
15 citations,
June 1995 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect erections much, but may decrease libido in men.
15 citations,
January 1971 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Hair analysis can't determine ponies' calcium and phosphorus levels; use soil and feed tests instead.
14 citations,
January 2016 in “Experimental Dermatology” Hair regrowth doesn't convert thin hairs to thick hairs, but increases overall hair density.
13 citations,
December 2006 in “Journal of experimental animal science” Interferon gamma alone can't cause alopecia areata in C3H/HeJ mice.
12 citations,
August 2000 in “Fertility and Sterility” Topical finasteride doesn't reduce DHT levels, hinting at an endocrine role in hair loss.
11 citations,
May 2021 in “Journal of The American Academy of Dermatology” COVID-19 doesn't make alopecia areata worse.
11 citations,
April 2018 in “Nutrition Research” Chromium supplements don't help with weight loss or improve hormone and metabolism issues in people with polycystic ovary syndrome.
11 citations,
October 2015 in “Dermatology and therapy” Finasteride doesn't negatively affect sexual function in Indian men with hair loss.
11 citations,
March 2010 in “International Journal of Andrology” Finasteride 1-mg doesn't harm sperm or pregnancy chances.
10 citations,
October 2010 in “International Journal of Andrology” Finasteride doesn't affect oral testosterone undecanoate, and high DHT levels may cause acne, prostate issues, and hair loss.
9 citations,
April 2020 in “The Journal of Urology” 5α-Reductase inhibitors don't cause depression.
9 citations,
July 2014 in “PubMed” The review doesn't clearly say if biotin, caffeine, melatonin, a marine extract, and zinc are effective for treating hair loss.
9 citations,
September 2009 in “The Prostate” Finasteride doesn't improve survival in LNCaP tumor model during off-cycle of therapy.
9 citations,
October 1993 in “The Journal of Clinical Pharmacology” Finasteride doesn't affect antipyrine metabolism, so interactions with cytochrome P-450 enzyme drugs are unlikely.
8 citations,
June 2017 in “Hormone Molecular Biology and Clinical Investigation” Mild thyroid issues don't affect the metabolism and hormones of women with PCOS.
8 citations,
March 2011 in “Archives of Dermatology” Doctors don't use trichoscopy enough, even though it's good for diagnosing hair problems.