130 citations
,
January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
127 citations
,
December 2007 in “Journal of Investigative Dermatology” Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.
116 citations
,
May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
96 citations
,
September 2008 in “Seminars in Cutaneous Medicine and Surgery” Hormonal treatments, including birth control and antiandrogens, can effectively treat acne in women.
91 citations
,
May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
76 citations
,
December 2009 in “Clinics in Dermatology” Hormonal treatments can help with acne but are not the first choice due to side effects and the need for careful patient selection.
74 citations
,
January 2013 in “Expert Opinion on Biological Therapy” The conclusion is that hair growth can be improved by activating hair cycles, changing the surrounding environment, healing wounds to create new hair follicles, and using stem cell technology.
52 citations
,
October 2004 in “Veterinary dermatology” Melatonin and mitotane treatment led to hair re-growth in 62% of dogs with Alopecia X, but this was not always linked to normal hormone levels.
46 citations
,
September 2016 in “Clinical, Cosmetic and Investigational Dermatology” Hormonal treatments are effective for severe or persistent acne and should be used with other acne therapies, considering potential side effects.
40 citations
,
December 2011 in “British Journal of Dermatology” Women's hair generally gets thinner and less dense starting in their mid-thirties, with hair loss becoming more common as they age due to both genetics and environment.
38 citations
,
December 2011 in “British Journal of Dermatology” Menopause-related hormonal changes affect hair but are not the only cause of hair changes in middle-aged women.
38 citations
,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
27 citations
,
January 2020 in “Experimental Dermatology” Immune cells affect hair growth and could lead to new hair loss treatments.
24 citations
,
January 2001 in “Dermatologic clinics” Hormonal therapy is a treatment option for acne, the only medical treatment for hirsutism, and the most promising for androgenetic alopecia.
23 citations
,
January 1994 in “Skin Pharmacology and Physiology” Hair loss in men and women is linked to high stress hormone levels and other hormonal imbalances, suggesting treatments should be customized to each person's hormones.
22 citations
,
March 2018 in “American Journal of Clinical Dermatology” Hormonal antiandrogen therapy for acne is underused and can reduce the need for antibiotics.
22 citations
,
February 2002 in “Journal of theoretical biology” The model showed that randomness accurately describes individual hair growth cycles and that synchronization can cause large fluctuations not seen in humans.
15 citations
,
June 2020 in “Experimental Dermatology” Hormones and genes affect hair growth and male baldness.
11 citations
,
April 2018 in “Nutrition Research” Chromium supplements don't help with weight loss or improve hormone and metabolism issues in people with polycystic ovary syndrome.
9 citations
,
April 2015 in “Dermatologic Therapy” Hormonal therapies, like flutamide and cyproterone acetate, are safe and effective for treating adult women's acne, especially those with hormone imbalance or resistant acne.
7 citations
,
July 2019 in “International Journal of Molecular Sciences” PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.
6 citations
,
April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
5 citations
,
May 2019 in “Hormone and Metabolic Research” Women with nonclassic 21-hydroxylase deficiency can have successful pregnancies through IVF, with certain factors affecting their chances.
3 citations
,
July 1993 in “Contraception” Women with moderate body hair have higher levels of certain hormones and may benefit from treatment that increases sex hormone-binding protein.
2 citations
,
October 2010 in “Journal of dermatological treatment” External treatments can change hair growth patterns in nude mice.
Phytochemicals from plants may help improve hormonal health naturally.
Hormonal treatments can help with hair loss, acne, and excess hair growth, but it takes 3-6 months to see results and patients should know the possible side effects.
October 2010 in “International journal of radiation oncology, biology, physics” Two cycles of ABVD chemotherapy followed by 20 Gy radiotherapy is the new standard for early-stage Hodgkin lymphoma due to lower toxicity and similar effectiveness.
31 citations
,
June 2015 in “British Journal of Dermatology” Hormonal treatments are effective as a second-line option for moderate-to-severe acne in females, but should be used with caution due to health risks.
31 citations
,
April 2007 in “Experimental Dermatology” Stress in mice delays hair growth and treatments blocking substance P can partly reverse this effect.