182 citations,
December 2007 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles significantly increase the speed and amount of caffeine absorbed through the skin.
182 citations,
June 2002 in “Journal of Neuroscience” Androgens can help prevent memory problems caused by apoE4.
169 citations,
August 2004 in “Baillière's best practice & research. Clinical obstetrics & gynaecology/Baillière's best practice and research in clinical obstetrics and gynaecology” Lower doses of treatments for hirsutism and acne in PCOS are effective and cause fewer side effects.
162 citations,
April 2016 in “The Lancet Diabetes & Endocrinology” Testosterone therapy in transgender men has both desired effects like increased muscle mass and potential health risks such as higher cardiovascular risk.
159 citations,
July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
150 citations,
October 2010 in “The American Journal of Pathology” The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.
149 citations,
December 2007 in “The Journal of Clinical Endocrinology and Metabolism” Women with PCOS have overall higher body fat, not abnormal fat placement, and more insulin resistance.
147 citations,
April 1994 in “Drug Safety” Some drugs can cause hair loss or increase hair growth, but these effects are usually reversible when the drug is stopped.
145 citations,
March 2010 in “Fertility and Sterility” Different types of polycystic ovary syndrome (PCOS) have varying severity, with Type I being the most severe and common.
141 citations,
November 2005 in “International journal of pharmaceutics” Hair follicles may soon be used more for targeted and systemic drug delivery.
141 citations,
January 1984 in “Journal of The American Academy of Dermatology” Pregnancy can cause skin darkening, varicose veins, more sweating, hair growth, hair loss after birth, nail changes, and gum inflammation.
139 citations,
December 2020 in “Cell Stem Cell” Male hormones affect COVID-19 severity and certain drugs targeting these hormones could help reduce the risk.
137 citations,
March 2006 in “Cns Drug Reviews” Finasteride treats enlarged prostate and hair loss, but may cause side effects in some patients.
136 citations,
February 2017 in “International Journal of Molecular Sciences” PRP treatment improves hair growth, and the device used can affect results, with some being more effective.
135 citations,
August 1994 in “Clinical Endocrinology” Most women with hirsutism or androgenic alopecia had polycystic ovaries, especially if they had irregular periods.
131 citations,
August 2004 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” The conclusion is that PCOS is caused by ovarian sensitivity to hormones and disrupted hormone control, possibly due to ovarian factors, and more research is needed.
131 citations,
August 2000 in “International Journal of Dermatology” Inflammation may be linked to hair loss, and targeting specific enzymes could help treat it.
130 citations,
August 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
129 citations,
January 2019 in “Clinical medicine insights” Obesity worsens PCOS symptoms, and PCOS may lead to more weight gain; managing both requires a holistic approach that includes mental health.
127 citations,
January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
127 citations,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
125 citations,
September 2001 in “The FASEB Journal” Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.
124 citations,
March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
123 citations,
May 2020 in “Drug Development Research” Men's sensitivity to male hormones might affect how severe COVID-19 gets for them.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
121 citations,
April 2008 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” Many women in southern China have polycystic ovary syndrome, with some symptoms differing from Western women.
117 citations,
November 2006 in “Experimental Dermatology” The article concludes that the wool follicle is a valuable model for studying tissue interactions and has potential for genetic improvements in wool production.
113 citations,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
109 citations,
October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.