209 citations,
September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
208 citations,
December 2003 in “Journal of Investigative Dermatology” Certain cells from hair follicles can create new hair and contribute to hair growth when implanted in mice.
207 citations,
April 2006 in “Journal of The American Academy of Dermatology” Iron deficiency may be related to hair loss, but there's not enough evidence to recommend iron screening or supplements for all hair loss patients.
198 citations,
October 2011 in “Journal der Deutschen Dermatologischen Gesellschaft” Use minoxidil for hair loss; finasteride and dutasteride for men, dutasteride for women.
198 citations,
July 2011 in “Cochrane library” Lifestyle changes can improve body composition, excess male hormone levels, and insulin resistance in women with PCOS.
187 citations,
December 2005 in “Experimental Dermatology” Estrogens can improve skin aging but carry risks; more research is needed on safer treatments.
185 citations,
August 2020 in “Mayo Clinic Proceedings” Men are more likely to have severe COVID-19 cases and fatalities than women due to factors like lifestyle, aging, and biological differences.
185 citations,
December 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
180 citations,
January 2003 in “American Journal of Clinical Dermatology” Menopause can lead to skin and hair problems due to hormonal changes, but hormone replacement therapy might help slow these effects.
176 citations,
May 2020 in “Dermatologic Therapy” COVID-19 can cause different skin symptoms that may help with early diagnosis and show how severe the disease is.