57 citations
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February 1975 in “Journal of Clinical Investigation” This study found that minoxidil increased plasma renin activity in patients with hypertension through both an adrenergic mechanism related to heart rate changes and a secondary mechanism unrelated to propranolol.
61 citations
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June 2018 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that light stimulation of intrinsically photosensitive retinal ganglion cells in the eyes can activate hair follicle stem cells through a neural circuit involving the sympathetic nervous system.
260 citations
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January 2020 in “Nature” Stress can cause hair to turn gray by depleting stem cells.
105 citations
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February 2011 in “The Journal of Clinical Endocrinology & Metabolism” Treating sleep apnea in young obese women with PCOS can improve heart health and insulin sensitivity.
46 citations
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December 2007 in “International Journal of Cardiology” This study found that patients with polycystic ovary syndrome have reduced heart rate recovery, an exaggerated systolic blood pressure response to exercise, and decreased heart rate variability, implying possible autonomic dysfunction.