20 citations,
January 2015 in “Current problems in dermatology” Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.
30 citations,
October 2013 in “BMC dermatology” VEGF gel increases hair growth but may have potential toxicity.
17 citations,
October 2013 in “Plastic and reconstructive surgery. Global open” Male pattern baldness may be caused by scalp pressure on hair follicles, which increases with age and leads to a cycle of hair loss. This process is not directly determined by genes.
81 citations,
July 2011 in “Lasers in Medical Science” The Lexington LaserComb helped regrow hair in mice with a condition similar to human hair loss.
87 citations,
March 2011 in “Australasian Journal of Dermatology” Genetics and hormones play a role in male and female hair loss, but more research is needed to fully understand it.
152 citations,
October 2010 in “Archives of Dermatology” Finasteride helps hair growth but may cause sexual side effects.
42 citations,
March 2010 in “Endocrinology” Mice with human gene experienced hair loss when treated with DHT.
73 citations,
March 2010 in “Food and Chemical Toxicology” Zizyphus jujuba essential oil can promote hair growth.
121 citations,
May 2009 in “Journal of Ethnopharmacology” Eclipta alba extract may help hair grow similarly to Minoxidil.
34 citations,
April 2009 in “Expert Opinion on Pharmacotherapy” Some treatments work for common baldness, but there's less evidence for other hair loss types, and more research is needed.
212 citations,
September 2008 in “Journal of The American Academy of Dermatology” Minoxidil and finasteride treat hair loss in men, while minoxidil treats hair loss in women.
59 citations,
September 2008 in “Experimental dermatology” Both mouse and rat models are effective for testing alopecia areata treatments.
25 citations,
April 2008 in “Archives of Dermatological Research” Encapsulated human hair cells can substitute for natural hair cells to grow hair.
102 citations,
February 2008 in “The FASEB Journal” One minoxidil-sensitive potassium channel exists in human hair follicles.
69 citations,
February 2008 in “The American journal of pathology” Controlled delivery of specific RNA and IL-4 restored hair growth in mice with autoimmune alopecia.
103 citations,
June 2007 in “Endocrinology and Metabolism Clinics of North America” Male pattern hair loss is genetic and influenced by hormones, with treatments like minoxidil and surgery available.
98 citations,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
68 citations,
January 2007 in “Journal of Cosmetic and Laser Therapy” Laser/light treatments for hair loss are popular but lack scientific data proving effectiveness.
224 citations,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.
42 citations,
March 2006 in “Drug Discovery Today: Therapeutic Strategies” The conclusion is that we need more effective hair loss treatments than the current ones, and these could include new drugs, gene and stem cell therapy, hormones, and scalp cooling, but they all need thorough safety testing.
112 citations,
October 2005 in “Mayo Clinic Proceedings” Minoxidil and finasteride can slow hair loss and stimulate regrowth, but won't restore all lost hair or reverse complete baldness.
450 citations,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
162 citations,
August 2004 in “Journal of Investigative Dermatology” Hair loss causes stress and affects mental health; treatment and support needed.
219 citations,
March 2004 in “Journal of The American Academy of Dermatology” 5% and 2% minoxidil solutions effectively promote hair growth and reduce hair loss, with 5% being slightly more effective but having more side effects.
397 citations,
February 2004 in “British Journal of Dermatology” Minoxidil boosts hair growth by opening potassium channels and increasing cell activity.
45 citations,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” 
67 citations,
November 2002 in “Journal of The American Academy of Dermatology” The document concludes that careful evaluation is key to diagnose and treat women with hair loss, with tests for thyroid, iron, and hormones as needed.
174 citations,
November 2002 in “Expert Reviews in Molecular Medicine” Hair loss needs more research for better treatments.
138 citations,
March 2001 in “Clinics in Dermatology” Hair loss can significantly affect a person's self-esteem and body image, especially in young people, those who value their looks highly, and women.
7 citations,
March 2000 in “CRC Press eBooks” 
145 citations,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” Finasteride 1mg helps reverse hair miniaturization in men and postmenopausal women.
370 citations,
September 1999 in “The New England Journal of Medicine” Finasteride and minoxidil are effective for hair loss, but continued research is needed for better treatments.
57 citations,
October 1996 in “Dermatologic clinics” HA-MNs with MXD effectively treat hair loss better than topical MXD with fewer side effects.
36 citations,
October 1996 in “Dermatologic Clinics” Mice are useful for researching human hair loss and testing treatments, despite some differences between species.
222 citations,
October 1993 in “Journal of The American Academy of Dermatology” Hair loss affects women's mental health more than men's, causing anxiety, low self-esteem, and social insecurity.
192 citations,
June 1992 in “Journal of The American Academy of Dermatology” Hair loss can cause low self-esteem, anxiety, and depression in men.
124 citations,
April 1992 in “Journal of Endocrinology/Journal of endocrinology” Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.
53 citations,
May 1990 in “Journal of Dermatology” Minoxidil speeds up hair growth in rats without prolonging growth phase.
38 citations,
July 1989 in “Archives of dermatological research” Testosterone causes hair loss in AGA mice, which are good for testing baldness treatments, and both minoxidil and cyproterone acetate can prevent this hair loss.
51 citations,
March 1987 in “Journal of The American Academy of Dermatology” Minoxidil keeps most hair growth from first year and twice-daily use is better with few side effects.
666 citations,
September 1977 in “British Journal of Dermatology” Common baldness, also known as Androgenetic Alopecia, is caused by a combination of genetic factors and hormones called androgens.
236 citations,
January 1951 in “Physiological zoology” Hair growth and pigmentation in mice involve specific stages crucial for research.
