109 citations
,
October 2007 in “American Journal of Human Genetics” Giving a special protein to dogs with a certain genetic disease improved their symptoms but didn't help with hair growth.
86 citations
,
July 1993 in “Drugs” Finasteride treats enlarged prostate, shrinks it, improves urination, but may cause sexual dysfunction and isn't for women or children.
64 citations
,
May 2003 in “Journal of health psychology” Women with excess body hair feel psychological distress influenced by societal beauty standards, but distress isn't directly linked to the amount of hair.
61 citations
,
January 2008 in “Biological & Pharmaceutical Bulletin” Finasteride almost fully depletes allopregnanolone in rat brains and enhances 20α-DHP, but doesn't change 3α-DHP levels.
44 citations
,
April 2008 in “The Journal of Clinical Endocrinology & Metabolism” Women with PCOS have similar levels of certain proteins compared to women without PCOS, and these proteins don't independently cause PCOS.
33 citations
,
October 2004 in “Archives of Dermatological Research” Large prostate links to more hair loss, but age of onset doesn't affect it.
31 citations
,
April 1999 in “Dermatologic Clinics” Nd:YAG laser can reduce hair with multiple treatments, but permanent removal isn't guaranteed.
25 citations
,
October 2020 in “Journal of Racial and Ethnic Health Disparities” COVID-19 affected Black communities more in Oakland County, MI, but didn't increase death rates.
25 citations
,
April 2019 in “Journal of The American Academy of Dermatology” Using 2% tofacitinib cream with narrowband ultraviolet B improved facial vitiligo by 70% in patients who didn't respond to previous treatments, with no side effects reported.
20 citations
,
May 2013 in “International Journal of Molecular Medicine” Researchers found a new gene variant linked to a rare bone disease, which doesn't always cause symptoms in carriers.
18 citations
,
October 2018 in “Journal of The American Academy of Dermatology” Some skin medications can harm male fertility, but they don't seem to cause birth defects from father's exposure.
15 citations
,
January 2008 in “Annales de Toxicologie Analytique” Hair test results can be misleading due to contamination, so they shouldn't be used alone to determine drug use.
12 citations
,
September 2012 in “Alcohol and Alcoholism” Alcohol in teen years leads to more adult drinking, finasteride doesn't help.
9 citations
,
May 2017 in “Gynecological Endocrinology” Transvaginal hydrolaparoscopy is effective for increasing ovulation and pregnancy rates in women with PCOS who didn't respond to clomiphene.
8 citations
,
January 2013 in “Annals of Dermatology” Korean women dye their gray hair more than men, and it doesn't cause scalp diseases.
5 citations
,
August 2014 in “Pharmaceutical Development and Technology” Propylene glycol and ethanol increase finasteride skin absorption, sodium lauryl sulfate doesn't.
2 citations
,
June 2011 in “Expert Review of Dermatology” Female pattern hair loss involves thinning hair on crown and frontal scalp, diagnosed by hair ratio, and treated with minoxidil, antiandrogens, or hair transplantation.
1 citations
,
October 1987 in “Drug Information Journal” The article concludes that products can affect the body without being drugs as long as they don't claim to treat or prevent diseases, except for cosmetic sunscreens.
March 2024 in “Bioimpacts” 400 nm particles penetrate hair follicles best, but mouse models aren't fully reliable for human studies.
August 2018 in “Online journal of neurology and brain disorders” Sodium valproate is effective in treating epilepsy, especially in patients who don't respond to other medications.
April 2018 in “Journal of Investigative Dermatology” Psoriasis patients are willing to pay less than the cost of biologic treatments for remission and don't expect complete or long-term symptom clearance.
October 2017 in “Iranian Journal of Dermatology” Clinical exams are good for diagnosing some women's hair loss, but lab tests aren't always needed.
July 2011 in “Journal of the Dermatology Nurses’ Association” Antibiotic ointment and petrolatum ointment heal wounds similarly; iron deficiency isn't linked to certain hair loss in women; griseofulvin and terbinafine are equally effective for fungal scalp infections but work better on different types.
Hair test results can be misleading due to external contamination, so they shouldn't be used alone to assess long-term drug use.
June 2008 in “British Journal of Dermatology” Herpes gestationis is linked to certain antigens, atopic eczema affects T cell populations and may be eased by breastfeeding, higher doses of anti-androgen treatment can improve androgenic alopecia, topical minoxidil increases hair thickness, long-term methotrexate therapy can cause liver fibrosis in psoriasis patients, and Lichen Sclerosus et Atrophicus patients aren't at higher risk for autoimmune disorders.
January 1986 in “Journal of Steroid Biochemistry” Women with severe acne, hirsutism, and androgenic alopecia often have higher levels of certain androgens, but the specific pattern can't be predicted just by looking at symptoms.
March 2004 in “Current Sexual Health Reports” Testosterone's role in women's sex drive is unclear and needs more research, as low levels don't always mean less sexual interest and high levels can cause side effects.
82 citations
,
April 1981 in “Clinical endocrinology” A girl with rickets and hair loss was found to have a rare condition where her body didn't respond to vitamin D treatment.
3 citations
,
October 2019 in “Dermatologic Therapy” Hair loss in men is mainly caused by hormones and genes, and while current treatments can slow it down, they can't fully stop it.
419 citations
,
January 2015 in “Journal of Consumer Research” Corporate social responsibility can improve consumer ratings of product performance, especially when the company is seen as benevolent and consumers aren't experts on the product.