19 citations,
July 2006 in “Lasers in medical science” Laser hair removal is safe and effective for fair-skinned people with dark hair, and using eflornithine with laser treatments can improve results.
14 citations,
May 2006 in “Clinical obstetrics and gynecology” Laser hair removal shows promising short-term results but isn't yet permanent.
39 citations,
July 2005 in “Current medical research and opinion” Topical cream eflornithine 11.5% can slow hair growth and may help reduce hair removal frequency.
115 citations,
January 2002 in “American Journal of Clinical Dermatology” 
27 citations,
December 2001 in “Clinical and experimental dermatology” Different hair removal methods have pros and cons, and more evidence is needed to prove laser treatments work.
115 citations,
January 2001 in “American journal of clinical dermatology” Eflornithine cream effectively reduces women's unwanted facial hair but hair returns if treatment stops.
31 citations,
February 1999 in “Dermatologic surgery” Sun exposure after laser hair removal can cause skin darkening, which is hard to treat and requires avoiding UV light.
112 citations,
July 1998 in “Journal of Investigative Dermatology” Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
71 citations,
May 1996 in “Journal of Investigative Dermatology” 
132 citations,
October 1995 in “Journal of the American Academy of Dermatology” Electrolysis is effective for permanent hair removal, but technique is key to avoid scarring, and sometimes hormonal treatment is needed for women with hirsutism.
67 citations,
July 1985 in “British journal of dermatology/British journal of dermatology, Supplement” Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.
521 citations,
January 1954 in “Physiological Reviews” Hair growth is cyclic and influenced mainly by local factors.
