35 citations,
January 2013 in “International Journal of Trichology” Kids with early graying hair often have low levels of calcium, ferritin, and vitamin D3.
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.
34 citations,
July 2020 in “Frontiers in immunology” Androgens may influence T cells, contributing to higher autoimmune liver disease risk in women.
34 citations,
December 2012 in “Current Opinion in Clinical Nutrition and Metabolic Care” Sex hormone treatments can increase muscle mass in older adults but have inconsistent effects on muscle function and may carry cardiovascular risks.
34 citations,
August 2005 in “Dermatologic Clinics” Stress and emotional factors can worsen skin conditions by affecting the immune system.
34 citations,
April 1973 in “The American journal of clinical nutrition” Not enough vitamin B6 in pregnant rats' diets caused poor development and health in their babies.
32 citations,
February 2024 in “Growth Hormone & IGF Research” Dihydrotestosterone (DHT) stops hair growth in mice by lowering a growth factor important for hair.
31 citations,
January 2017 in “Advances in Experimental Medicine and Biology” Low testosterone and 5α-reductase inhibitors can harm men's metabolic and sexual health; testosterone therapy may help, but discussing 5α-RIs' side effects is important.
31 citations,
November 2014 in “Investigative Ophthalmology & Visual Science” A natural steroid in the body may protect against eye damage in glaucoma.
31 citations,
May 2012 in “European Journal of Dermatology” Menopause affects hair and skin; more research needed for treatment.
31 citations,
September 2008 in “International Journal of Andrology” 5-alpha-reductase inhibitors may cause a low incidence of erectile dysfunction that decreases over time.
31 citations,
January 1981 in “Pharmacology & Therapeutics” Oral retinoids are effective for treating severe skin disorders but have reversible side effects and risks for pregnant women.
30 citations,
December 2017 in “Medical Hypotheses” The model suggests that scalp tension could lead to hair loss, with factors like blood vessel hardening, enlarged oil glands, and poor microcirculation also playing a role. It also hints at a possible link between skull shape and baldness pattern.
30 citations,
October 2015 in “Journal of Ethnopharmacology” Herbal compounds like ricinoleic acid, quercetin-3-O-rutinoside, and hinokiflavone may be safe and effective for treating hair loss.
30 citations,
April 2013 in “Journal of Investigative Dermatology” Radiation mainly affects keratinocyte stem cells, not melanocyte stem cells, causing hair to gray.
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.
28 citations,
October 2018 in “Clinical Obstetrics and Gynecology” Testosterone therapy seems safe and effective for transgender men with proper care, but more long-term research is needed.
28 citations,
November 2003 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The normal human prostate does not significantly affect blood DHT levels.
27 citations,
August 2018 in “Frontiers in Plant Science” High levels of auxin increase root hair growth by activating RSL2 and producing ROS, while high phosphate levels hinder growth by repressing RSL2.
27 citations,
June 2015 in “Revista Brasileira de Farmacognosia” Safflower has been used in traditional medicine for centuries and shows promise in treating heart, brain, and inflammatory conditions, but more research is needed to ensure its safety.
27 citations,
July 2008 in “Neuroscience” Finasteride given to baby rats causes anxiety-like behavior and worsens learning from punishment in adult rats.
26 citations,
September 2020 in “Journal of the European Academy of Dermatology and Venereology” A certain genetic variant in the androgen receptor may predict the severity of COVID-19 in men.
26 citations,
August 2019 in “Stem Cell Research & Therapy” PBX1 helps hair stem cells grow and change by turning on certain cell signals and preventing cell death, which may be useful for hair regrowth treatments.
26 citations,
February 2002 in “Urologic clinics of North America” The document concludes that it's important to understand the placebo effect when evaluating the effectiveness of treatments in medical trials.
25 citations,
December 2017 in “The Journal of Clinical Endocrinology & Metabolism” Birth control pills combined with bicalutamide are more effective at reducing excessive hair growth in women with PCOS than birth control pills alone.
25 citations,
June 2017 in “Scientific reports” Stress worsens Tourette symptoms by increasing allopregnanolone levels.
25 citations,
March 2017 in “Archives of Dermatological Research” Sinapic acid may help hair growth by activating a specific cell pathway.
24 citations,
October 2017 in “Biomolecules” Some growth factors, while important for normal body functions, can cause diseases when not regulated properly.
24 citations,
May 2015 in “Schizophrenia Research” A drug improved schizophrenia-like symptoms in stressed rats by changing brain steroid levels.
24 citations,
May 2009 in “Veterinary Dermatology” The document concludes that veterinary dermatologists need more experience and a better approach to treating skin diseases in nonhuman primates.