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.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
January 2010 in “The Year book of perinatal/neonatal medicine” Early skin biopsy helps diagnose and manage severe skin conditions in babies.
171 citations,
October 1990 in “Alcoholism/Alcoholism, clinical and experimental research” The document concludes that the exact way alcohol causes harm to fetal development is unknown, but it significantly affects nutrient transport to the fetus and a safe level of alcohol during pregnancy is not determined.
51 citations,
January 2003 in “Hormone Research in Paediatrics” Hormones and their receptors, especially androgens, play a key role in hair growth and disorders like baldness.
25 citations,
May 2013 in “Journal of mammary gland biology and neoplasia” Hedgehog signaling is crucial for mammary gland development over hair follicles.
2 citations,
November 2008 in “Medical Hypotheses” VEGF and its receptor might cause hair loss.
143 citations,
August 1991 in “Endocrinology” Androgens, like testosterone, are crucial for early testicular descent in rats.
118 citations,
May 2003 in “Toxicological Sciences” Exposure to finasteride in the womb caused lasting reproductive issues in male rats.
57 citations,
March 2019 in “Immunity” The document concludes that the skin's immune system is complex, involving interactions with hair follicles, nerves, and microbes, and can protect or cause disease, offering targets for new treatments.
47 citations,
April 2020 in “Dermatologic Therapy” Androgenetic alopecia linked to COVID-19 severity; drugs reducing androgen receptor activation may help.
39 citations,
October 2013 in “Plastic and Reconstructive Surgery” Human alpha defensin 5 helps heal wounds, reduce bacteria, and grow hair on burned skin.
37 citations,
December 2010 in “Clinics in Dermatology” Aging alone rarely causes significant hair loss; hormones are a bigger factor.
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.
19 citations,
June 2020 in “Animals” Poor maternal nutrition can lead to fewer wool follicles in Chinese Merino sheep.
18 citations,
December 2014 in “Obstetrics and Gynecology Clinics of North America” Losing 5-10% body weight can improve PCOS symptoms, letrozole is better than clomiphene for fertility, and managing weight and blood sugar is important to reduce pregnancy complications.
18 citations,
August 2012 in “Journal of The American Academy of Dermatology” Estrogen therapy helped regrow hair in a bald man.
16 citations,
March 2013 in “JAMA Dermatology” A cancer drug called nilotinib might cause hair loss due to inflammation around hair follicles.
16 citations,
October 2007 in “Andrologia” DHT is a strong androgen that may pose less risk to the prostate compared to testosterone.
15 citations,
October 2018 in “Reproductive Biomedicine Online” Measuring the distance from the anus to the clitoris may moderately help diagnose polycystic ovary syndrome, especially in certain cases.
12 citations,
May 2019 in “Stem cell reviews” Fetal-maternal stem cells in a mother's hair can help with tissue repair and regeneration long after childbirth.
9 citations,
October 2008 in “Mutation research” N-acetyl-L-cysteine (NAC) can prevent DNA damage and protect cells from harm.
9 citations,
April 2006 in “American Journal of Pathology” SGK3 is essential for proper hair growth and health.
7 citations,
October 2020 in “Journal of Clinical Medicine” Women with PCOS are at high risk of glucose metabolism issues and heart diseases, especially if overweight, highlighting the need for early intervention.
7 citations,
July 2014 in “BMJ case reports” A rare skin disorder, Ichthyosis with confetti, has no cure but treatment focuses on managing symptoms with moisturizers.
5 citations,
March 2011 in “Journal of pediatric health care” The girl with autoimmune hair loss might regrow hair within a year, and treatments can help but not prevent recurrence; dermatologist referral and corticosteroids are recommended.
5 citations,
February 2011 in “General and Comparative Endocrinology” Flutamide and finasteride reduced sex hormones in pregnant hyenas, but increased them in males.
4 citations,
October 2011 in “International Journal of Dermatology” Bardet-Biedl syndrome may include under-recognized skin problems related to its metabolic disturbances.
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.
3 citations,
June 2016 in “Dermatology Reports” Finger length ratios don't predict baldness in men.