417 citations,
March 1991 in “American Journal of Psychiatry” Most adult chronic hair pullers are women who started in their early teens, often have other mental health issues, and may pull hair due to underlying psychiatric conditions.
249 citations,
November 2003 in “Clinical endocrinology” Insulin resistance is a key factor in polycystic ovary syndrome, but genetics may also contribute.
222 citations,
September 2016 in “JCI insight” Tofacitinib is safe and effective for severe alopecia areata, but hair loss may return 2 months after stopping treatment.
195 citations,
February 2007 in “The Journal of Clinical Endocrinology and Metabolism” Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
155 citations,
August 1991 in “Journal of The American Academy of Dermatology” Methotrexate treats various disorders by inhibiting DNA synthesis, but careful monitoring is needed to avoid toxicity and manage side effects.
153 citations,
March 2017 in “Endocrine” Male pattern baldness involves genetics, hormones, and needs better treatments.
150 citations,
February 2008 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Antiandrogens are somewhat effective in reducing excessive hair growth in women.
148 citations,
December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
146 citations,
July 2018 in “Regenerative Medicine” Understanding different types of skin cells, especially fibroblasts, can lead to better treatments for wound healing and less scarring.
137 citations,
May 1984 in “Journal of Investigative Dermatology” Minoxidil increases blood flow in balding scalps, possibly reversing hair loss.
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.
122 citations,
July 1990 in “Teratology” Finasteride exposure in pregnancy causes genital abnormalities in male rats.
103 citations,
October 2003 in “Birth Defects Research” Both genes and environmental factors like chemicals may contribute to the increase in hypospadias, but the exact causes are still unclear.
101 citations,
April 1994 in “Baillière's clinical endocrinology and metabolism” 5α-reductase is essential for male sexual development and its inhibitors have potential in treating various conditions related to hormone action.
97 citations,
July 2006 in “Dermatologic therapy” The document concludes that accurate diagnosis and personalized treatment are important for skin problems in women with PCOS.
93 citations,
January 1996 in “Clinical Pharmacokinectics” Finasteride helps regrow hair and shrink prostate by reducing DHT, with some sexual side effects.
86 citations,
July 1993 in “Drugs” Finasteride treats enlarged prostate, shrinks it, improves urination, but may cause sexual dysfunction and isn't for women or children.
84 citations,
March 2010 in “Infectious Disease Clinics of North America” The document concludes that rapid identification, isolation, and strict infection control are crucial to manage SARS outbreaks.
81 citations,
July 2012 in “Translational Psychiatry” Memantine may slightly improve memory in people with Down syndrome, but more research is needed.
80 citations,
March 2004 in “Neuropediatrics” Coats' Plus is a genetic disorder with eye abnormalities, brain calcification, poor growth, bone and skin issues, and movement disorders.
78 citations,
November 2008 in “Fertility and Sterility” Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.
78 citations,
May 1989 in “The Journal of Clinical Endocrinology & Metabolism” Spironolactone effectively reduces hair growth in women with hirsutism and is generally well-tolerated.
77 citations,
August 2009 in “British Journal of Dermatology” Aromatase gene variation may increase female hair loss risk.
76 citations,
July 2011 in “Clinical, Cosmetic and Investigational Dermatology” The document concludes that proper diagnosis and FDA-approved treatments for different types of hair loss exist, but treatments for severe cases often fail and future improvements may focus on hair follicle stem cells.
71 citations,
March 2009 in “Seminars in cutaneous medicine and surgery” Alopecia areata can cause unpredictable hair loss, and treatments like corticosteroids and minoxidil may help but have varying side effects.
67 citations,
December 2009 in “Stem Cells” β-Catenin signaling is involved in brain cell growth after injury and could be a therapy target.
66 citations,
December 2018 in “Dermatology” Both ruxolitinib and tofacitinib are effective and safe for treating severe alopecia areata, but relapses are common.
66 citations,
January 2000 in “Dermatology” Dandruff is a common, winter-worsened scalp condition linked to inflammation and microorganisms, treatable with products like ketoconazole, and may affect hair loss.
64 citations,
January 2009 in “Journal of The American Academy of Dermatology” A new type of rapid hair loss called ADTA usually gets better on its own within 6 months.