4 citations,
August 2017 in “Journal of Cosmetic Dermatology” Finger length ratio may indicate male hair loss.
Digit ratio likely doesn't predict male hair loss.
October 2023 in “Dermatology practical & conceptual” Finger length ratios might help predict common hair loss.
3 citations,
February 2019 in “Disease Markers” The index to ring finger ratio may indicate disease severity in female ankylosing spondylitis patients, but not in males.
December 2022 in “The Aging Male” Lower 2D:4D ratio and older age increase the risk of severe hair loss in men.
3 citations,
June 2016 in “Dermatology Reports” Finger length ratios don't predict baldness in men.
5 citations,
May 2019 in “Anais Brasileiros de Dermatologia” Finger length ratios might predict risk for skin condition in males.
June 2018 in “Biomedical Journal of Scientific and Technical Research” Men with lower 2nd to 4th finger ratios tend to have larger sinus volumes.
40 citations,
January 2013 in “Frontiers in Endocrinology” Finger length ratios are not linked to the number of specific gene repeats affecting testosterone sensitivity.
8 citations,
April 2016 in “Anais Brasileiros De Dermatologia” Right hand finger ratio may predict male hair loss.
February 2019 in “Obstetrics and gynaecology cases - reviews” Women with excessive hair growth tend to have shorter index and ring fingers compared to others.
138 citations,
October 2012 in “Behavioral Ecology” Masculine facial features may not reliably indicate heritable health, and more research is needed.
34 citations,
September 2020 in “BMC Endocrine Disorders” Existing drug dexamethasone may lower death risk in severe COVID-19 cases; more research needed for other drugs.
5 citations,
December 2021 in “Physiological Research” Men, particularly those with hair loss, are more likely to get the virus, and those with prostate cancer may have milder symptoms. Testosterone's role in the disease is unclear, and the virus doesn't seem to harm male fertility. Women with PCOS might be at higher risk. More research is needed.
1 citations,
August 2022 in “Biomedicines” Dutasteride, usually used for prostate issues and hair loss, could potentially treat Amyotrophic Lateral Sclerosis (ALS) due to its neuroprotective, antioxidant, and anti-inflammatory properties, but more testing is needed.
October 2020 in “Проблемы эндокринологии” Men with higher androgen levels may have severe COVID-19 symptoms, but those on antiandrogen therapy are less likely to contract the virus and have milder symptoms. Anti-androgen drugs could potentially treat COVID-19, but more research is needed.
42 citations,
August 2017 in “Human Reproduction” Women with polycystic ovary syndrome tend to have a longer distance between the clitoris and anus.
2 citations,
August 2016 in “Experimental Dermatology” Finasteride treats baldness but may cause lasting sexual side effects.
11 citations,
January 2018 in “International Journal of Trichology” The true incidence of post-Finasteride syndrome is unclear, and more research is needed.
March 2018 in “Benha Journal of Applied Sciences” Finger length ratio is not linked to hirsutism or hormone levels.
22 citations,
May 1986 in “Clinics in endocrinology and metabolism” Certain finger length ratios and body hair patterns may predict side effects from birth control pills in women.
Toxoplasma gondii infection may increase testosterone levels in males.
32 citations,
February 2017 in “Human Reproduction” Women with polycystic ovary syndrome tend to have a longer anogenital distance.
11 citations,
August 2019 in “The Journal of Sexual Medicine” Women with nonclassic congenital adrenal hyperplasia experience more sexual dysfunction and distress.
September 2024 in “Journal of Investigative Dermatology” A new tool can analyze hair to detect changes due to hormones, genetics, and aging.
February 2023 in “Vaccines” COVID-19 may harm male reproductive health and lower testosterone levels, potentially affecting fertility and causing erectile dysfunction. More research is needed.
September 2016 in “Springer eBooks” Looking older on the outside might be linked to aging faster on the inside and can be affected by lifestyle choices and health risks.
June 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The HoxC gene cluster and its enhancers are essential for developing hair and nails in mammals.
13 citations,
April 2023 in “Nature communications” Long COVID patients have more health issues than non-infected people.
13 citations,
September 2019 in “Scientific Reports” High levels of the protein Flightless I worsen ulcerative colitis symptoms in mice.