November 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Disrupted cholesterol production impairs hair follicle stem cells, leading to hair loss.
December 2018 in “Journal of Advances in VetBio Science and Techniques” Low testosterone might be a common cause of hair loss in male dogs.
January 2020 in “International Journal of Research” High testosterone increases heart disease risk in women with PCOS.
124 citations,
March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
104 citations,
March 2014 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” DHT may increase the risk of heart disease and death in elderly men.
92 citations,
November 2003 in “The Journals of Gerontology” Testosterone supplements can increase muscle mass and strength in older men with low levels, but long-term effects and risks need more research.
71 citations,
June 2006 in “Human Reproduction” Women with PCOS who have low SHBG are more likely to have low good cholesterol and metabolic syndrome.
49 citations,
August 1996 in “The Journal of Clinical Endocrinology and Metabolism” The combination of cyproterone acetate and testosterone enanthate is highly effective in preventing sperm production and could be a good reversible male contraceptive.
45 citations,
May 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Too much AKR1C3 enzyme causes resistance to finasteride by increasing testosterone.
36 citations,
December 2016 in “Journal of The American Academy of Dermatology” The normal range for the hair pull test is 2 hairs or fewer, and washing or brushing hair before the test does not affect the results.
29 citations,
July 2013 in “The Journal of Sexual Medicine” Testing for CAG repeat polymorphism in the androgen receptor gene is not currently recommended for managing hypogonadism.
20 citations,
June 2015 in “Hormone Molecular Biology and Clinical Investigation” Finasteride worsens erectile dysfunction and lowers testosterone in men with enlarged prostates, unlike tamsulosin.
14 citations,
December 1998 in “The Journal of Clinical Endocrinology and Metabolism” MENT could be a better option than testosterone for male hormone therapy and birth control because it works well at lower doses and has fewer side effects on the prostate.
12 citations,
September 2018 in “Journal of Drug Delivery Science and Technology” The silk fibroin hydrogel with FGF-2-liposome can potentially treat hair loss in mice.
8 citations,
July 2014 in “General and Comparative Endocrinology” Finasteride affects frog testes by increasing testosterone, decreasing 5α-DHT, and impacting genes related to reproduction and other functions.
6 citations,
May 2022 in “Research and reports in urology” Caesalpinia bonduc seed extracts may help treat enlarged prostate in rats.
5 citations,
June 2004 in “The Journal of The British Menopause Society” Testosterone therapy can improve sexual satisfaction and mood in surgically menopausal women when used with estrogen, but its long-term safety and effects on naturally menopausal and premenopausal women are unclear.
3 citations,
November 2015 in “Journal of Investigative Dermatology” Testosterone can both promote hair growth and cause baldness by affecting hair growth signals.
2 citations,
December 2017 in “Journal of The American Academy of Dermatology” The article suggests that five common skin-related lab tests may be unnecessary and could cause extra cost and anxiety without improving patient care.
1 citations,
July 2021 in “Current Issues in Molecular Biology” Father's finasteride use may affect son's fertility and testicular function.
September 2012 in “African Journal of Urology” Testosterone replacement therapy improves libido, mood, muscle strength, and bone density in men with Testosterone Deficiency Syndrome.
21 citations,
April 2011 in “Physiological Research” Normal levels of DHT can reduce belly fat and increase muscle, but too much can lead to hair loss, prostate issues, and possibly heart disease.
2 citations,
March 2015 in “Toxicology and Environmental Health Sciences” Rice bran extract caused moderate skin irritation but no eye irritation, while a diluted essence was not irritating to skin and only slightly to guinea pigs.
May 2015 in “Journal of The American Academy of Dermatology” 30 citations,
March 2001 in “Environmental Health Perspectives” Small changes in hormones can significantly impact health, showing the importance of sensitive testing for chemicals that disrupt hormones.
2 citations,
March 2001 in “Environmental Health Perspectives” Small hormonal imbalances can cause significant health problems, so more sensitive testing for hormone-disrupting chemicals is needed.
7 citations,
October 2017 in “Behavioural Pharmacology” Fluoxetine's effectiveness as an antidepressant in mice depends on a specific protein activity and a 5-minute pretest.
50 citations,
March 2011 in “European Journal of Endocrinology” Spironolactone improved blood vessel function and cholesterol levels in non-obese women with PCOS.
June 2021 in “Current developments in nutrition” High doses of finasteride lower cholesterol and body weight in certain mice.
40 citations,
January 2010 in “Annales D Endocrinologie” The French Endocrine Society suggests diagnosing PCOS with two of three signs, recommends lifestyle changes and clomiphene for treatment, and calls for more research on certain treatments and tests.