137 citations
,
May 1984 in “Journal of Investigative Dermatology” Minoxidil increases blood flow in balding scalps, possibly reversing hair loss.
136 citations
,
January 2004 in “Neuroscience” Testosterone increases seizure risk through its conversion to specific neurosteroids.
115 citations
,
November 2004 in “Brain Behavior and Immunity” Stress increases nerve fibers and immune cell activity in mouse skin, possibly worsening skin conditions.
90 citations
,
January 2021 in “Clinical Endocrinology” Obesity increases the risk of developing polycystic ovary syndrome, and weight loss can improve the condition.
86 citations
,
February 2009 in “Journal of Neuroscience” Pregnancy increases certain GABAA receptors in rat brains, influenced by steroid levels.
66 citations
,
June 2006 in “Journal of The American Academy of Dermatology” Finasteride increases hair weight and count in men with hair loss, with best results after four years.
66 citations
,
April 2002 in “Journal of The American Academy of Dermatology” Finasteride increases hair weight and count in men with hair loss.
57 citations
,
February 1983 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Dihydrotestosterone increases the activity of an enzyme in pubic skin cells that converts testosterone to dihydrotestosterone.
56 citations
,
September 2013 in “Journal of Biochemistry and Molecular Biology” Androgens increase a growth factor in hair cells by creating reactive oxygen species, and antioxidants might help treat hair loss.
51 citations
,
October 2002 in “British Journal of Dermatology” Finasteride increases hair density in female androgenetic alopecia, but individual results may vary.
50 citations
,
May 2019 in “BioFactors” Pollution increases a compound in the skin that can lead to faster aging and more inflammation.
48 citations
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May 2002 in “Journal of Anatomy” VEGFs increase blood vessel permeability, especially in diseases like cancer and heart disease.
43 citations
,
April 2011 in “AJP Endocrinology and Metabolism” Androgens increase muscle mass by promoting myoblast growth through ornithine decarboxylase.
43 citations
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January 1999 in “Endocrinology” Cortisol increases a specific protein in bone cells, which may help explain its negative effects on bone.
40 citations
,
December 2004 in “Dermatology” Kenogen increases with hair loss in women.
39 citations
,
November 2013 in “European journal of pharmaceutics and biopharmaceutics” Massage increases how deep both rigid and flexible liposomes can go into skin, with flexible ones going deeper, and covering the skin (occlusion) helps rigid ones more.
39 citations
,
March 2008 in “Journal of biological chemistry/The Journal of biological chemistry” GLI2 increases follistatin production in human skin cells.
39 citations
,
May 2002 in “Oral Microbiology and Immunology” Testosterone increases cell growth and reduces IL-6 in gum cells.
35 citations
,
October 2005 in “European journal of pharmaceutics and biopharmaceutics” Polymers increased skin permeation and stability of steroid hormones in liposomal formulations.
32 citations
,
December 2009 in “Archives of Dermatological Research” Dihydrotestosterone increases certain inflammatory signals in skin cells, potentially contributing to acne.
30 citations
,
December 1999 in “International Journal of Dermatology” Finasteride increases hair count in middle-aged and elderly men without causing sexual dysfunction.
27 citations
,
April 2007 in “European Journal of Pharmacology” Progesterone increases alcohol tolerance and withdrawal anxiety, while DHEAS prevents them.
26 citations
,
May 2024 in “Molecular Neurodegeneration” H1 increases risk for neurodegenerative diseases, while H2 offers protection but is linked to other disorders.
25 citations
,
January 2017 in “Steroids” Allopregnanolone increases growth and changes gene activity in human brain cancer cells.
24 citations
,
September 2005 in “Journal of Cellular Biochemistry” Retinoids increase steroid sulfatase activity in leukemia cells through RARα/RXR and involves certain pathways like phosphoinositide 3-kinase and ERK-MAP kinase.
23 citations
,
March 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” ATP increases melanin production in skin after UV exposure, with the P2X7 receptor being crucial for this process.
20 citations
,
July 2013 in “International Journal of Dermatology” Obesity increases the risk of skin infections, inflammatory conditions, and melanoma, but not basal cell carcinoma.
19 citations
,
July 2005 in “Steroids” Testosterone increases 3α-androstanediol levels, which can be blocked by finasteride.
18 citations
,
February 2018 in “International Journal of Molecular Sciences” PGD2 increases androgen receptor activity in hair cells, which could be targeted to treat hair loss.
18 citations
,
January 2013 in “Annals of Dermatology” AGA increased yearly, type I most common, and family history and seborrheic dermatitis often linked.