April 2019 in “Journal of Investigative Dermatology” Low-level laser therapy helps hair growth and reduces hair loss with few side effects.
July 2016 in “International journal of biomedical research” Family history and elevated DHEA-S levels are linked to more severe hair loss.
July 2016 in “Chinese Journal of Dermatology” Low-level laser therapy effectively treats hair loss, especially when combined with finasteride.
May 2015 in “Journal of The American Academy of Dermatology” December 2014 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Low-level light therapy significantly increased hair density and thickness in people with hair loss, but they didn't notice a difference.
January 2013 in “프로그램북(구 초록집)” The Hair660™ light therapy device effectively and safely improves hair density in people with androgenetic alopecia.
Finasteride and low-level laser therapy are similarly effective for frontal pattern hair loss.
November 2009 in “Dermatology Times” Low-level laser therapy is safe and effective for treating female hair loss.
122 citations,
October 2013 in “PEDIATRICS” Maternal stress during pregnancy affects a child's stress levels.
73 citations,
July 2013 in “The Journal of Sexual Medicine” Finasteride use changes brain chemicals, causing lasting sexual issues and anxiety/depression.
71 citations,
January 2016 in “International Journal of Trichology” Biotin deficiency is not a major cause of hair loss in women, so biotin supplements are not likely to be an effective hair loss treatment.
65 citations,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
65 citations,
January 2009 in “Annals of Dermatology” Zinc supplements increased zinc levels in some hair loss patients but didn't significantly improve hair growth.
58 citations,
April 2017 in “The Journal of Steroid Biochemistry and Molecular Biology” Post-finasteride patients show changed neuroactive steroid levels, possibly causing erectile dysfunction and depression.
57 citations,
February 2007 in “International Journal of Cancer” A49T gene variant linked to higher prostate cancer risk, lower hormone levels, and slightly reduced balding risk.
56 citations,
January 2008 in “Dermatology” Higher iron levels in the blood are not linked to increased hair loss in women.
56 citations,
October 1983 in “Archives of Dermatology” Some women with acne have higher levels of free testosterone, which might suggest using hormonal treatments for acne.
51 citations,
March 2004 in “Hormone and Metabolic Research” Women with Polycystic Ovary Syndrome have higher levels of the hormone ghrelin, which may be linked to the cause of the condition.
50 citations,
October 2014 in “International Journal of Clinical Pharmacology and Therapeutics” New finasteride solution effectively reduces baldness-causing hormone, potentially with fewer side effects.
45 citations,
November 2009 in “British Journal of Dermatology” Women with early hair loss have higher blood pressure and aldosterone; screening and treatment may help.
37 citations,
March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
36 citations,
October 2008 in “European journal of paediatric neurology” Valproic acid treatment may cause temporary hair loss due to reduced zinc and biotinidase levels, which tend to normalize after 6 months.
35 citations,
November 2019 in “Frontiers in Neuroendocrinology” Men and women have different levels and production of brain steroids, which may affect their risk for certain brain disorders.
35 citations,
December 2009 in “Human reproduction” Metformin taken during pregnancy increases SHBG in newborns but doesn't change other hormone levels in mothers or babies.
32 citations,
January 1990 in “Clinical Endocrinology” Women with female pattern hair loss have higher levels of certain androgens, suggesting increased androgen exposure to hair follicles.
30 citations,
November 2009 in “British Journal of Dermatology” Higher aldosterone levels link to hair loss and high blood pressure.
30 citations,
January 2008 in “The Aging Male” The study found no link between baldness patterns and androgen levels in men with benign prostate enlargement or prostate cancer.
29 citations,
December 1989 in “The journal of nutrition/The Journal of nutrition” Mice's intestinal uptake of pantothenic acid is not affected by dietary levels.
28 citations,
September 2017 in “Gynecological Endocrinology” Women with PCOS have higher levels of AMH in their blood and follicles, and this can help predict their risk of overreaction to fertility treatments.
28 citations,
April 2017 in “Journal of cosmetic dermatology” Low vitamin D can worsen pediatric alopecia areata.