99 citations,
June 1999 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone replacement may help some postmenopausal women with symptoms like fatigue and low libido, but more research is needed to fully understand its effects.
98 citations,
July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
92 citations,
December 2016 in “Scientific Reports” Researchers identified genes linked to coat color, body size, cashmere production, and high altitude adaptation in goats.
91 citations,
December 2010 in “Stem Cells” Wnt signaling helps control how brain stem cells divide and is important for brain repair after injury.
83 citations,
January 2001 in “American journal of clinical dermatology” Clomipramine may significantly reduce hair-pulling in Trichotillomania, but more research is needed on treatments and early onset cases.
82 citations,
June 2020 in “Inflammation Research” Skin problems in COVID-19 patients are rare and may be due to the body's complex immune response or blood clotting issues.
82 citations,
September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
81 citations,
May 2007 in “Fertility and Sterility” Testosterone therapy seems safe for postmenopausal women for a few years, but more research is needed for long-term effects.
77 citations,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
77 citations,
July 2020 in “Journal of the European Academy of Dermatology and Venereology” Environmental factors, hormones, nutrition, and stress all significantly affect skin health and aging.
77 citations,
July 2013 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” Menopause reduces skin collagen and elasticity, and while estrogen therapy can help, its risks require careful consideration.
75 citations,
January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
69 citations,
September 2006 in “Human Reproduction” Women with PCOS have fewer activated T cells in their ovarian follicles, which might affect fertility.
68 citations,
May 2021 in “Endocrine” People with diabetes or obesity should manage their conditions carefully as they have a higher risk of severe COVID-19.
68 citations,
September 2018 in “International Journal of Molecular Sciences” Air pollution (PM10) increases skin inflammation and aging by reducing collagen and may trigger a repair response in skin cells.
68 citations,
December 2014 in “Cell Biochemistry and Function” Nuclear hormone receptors play a significant role in skin wound healing and could lead to better treatment methods.
68 citations,
March 1965 in “The BMJ” Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
67 citations,
June 2018 in “Engineering in Life Sciences” Plant cell culture is a promising method for creating sustainable and high-quality cosmetic ingredients.
63 citations,
January 2012 in “The European Journal of Contraception & Reproductive Health Care” Some birth control pills have a higher risk of blood clots than others.
62 citations,
January 2013 in “Skin Pharmacology and Physiology” Low iron and vitamin D levels are linked to hair loss in women.
61 citations,
February 2001 in “American Journal of Obstetrics and Gynecology” Metabolic syndrome and PCOS are related but separate conditions, with metabolic syndrome increasing the risk of heart disease and diabetes.
59 citations,
March 2020 in “Journal of Biomedical Science” Understanding how hair follicle stem cells work can help find new ways to prevent hair loss and promote hair growth.
58 citations,
March 2013 in “Human Reproduction Update” Products should be called 'sperm-safe' only after thorough, well-designed tests.
58 citations,
July 2007 in “Clinics in Dermatology” Tattooing helps treat skin conditions, reconstruct nipple-areola, mark radiation fields, and locate lesions.
57 citations,
November 2017 in “Nature Communications” Researchers found 71 genetic regions linked to male pattern baldness, which account for 38% of its genetic risk.
56 citations,
January 2021 in “Clinical and Experimental Medicine” The document concludes that while there are various treatments for Alopecia Areata, there is no cure, and individualized treatment plans are essential due to varying effectiveness.
56 citations,
December 2011 in “The Plant Journal” AGD1 is important for root hair development in Arabidopsis, working with phosphoinositide signaling and the actin cytoskeleton.
56 citations,
April 1998 in “Steroids” Finasteride reduces hair loss and treats BPH without major hormone changes, but may cause sexual dysfunction.
55 citations,
September 2017 in “Journal of Cosmetic Dermatology” Platelet-rich plasma, taken from a person's own blood, can help rejuvenate skin, stimulate hair growth, and treat hair loss, but more research is needed to confirm its safety and effectiveness.
55 citations,
June 2007 in “Journal of Statistical Planning and Inference” The flexible fixed-sequence testing method allows for more effective evaluation of multiple goals in a clinical trial while controlling the risk of false positives.