5 citations,
May 2017 in “Journal of the European Academy of Dermatology and Venereology” The study found no significant difference in stress hormone levels between people with alopecia areata and healthy individuals, suggesting that the disease is not caused by an overactive stress response system.
37 citations,
June 2018 in “Clinical and Experimental Medicine” People with alopecia areata often have lower vitamin D levels and more inflammation, suggesting vitamin D might be involved in the condition.
60 citations,
February 2010 in “Gynecological Endocrinology” Metformin combined with lifestyle changes improves insulin resistance and reduces testosterone levels in women with PCOS more than lifestyle changes alone.
13 citations,
December 2016 in “PubMed” People with a common type of hair loss have higher stress levels in their body, and treatments that reduce this stress could help.
10 citations,
December 2008 in “Journal of Clinical Neuromuscular Disease” Finasteride can cause muscle pain and high creatine kinase levels, but stopping the medication may resolve symptoms.
8 citations,
March 2015 in “Molecular Medicine Reports” Hair dye ingredient PPD causes cell death and aging in human hair cells by altering microRNA levels.
7 citations,
January 2013 in “Animal Production Science” Altering maternal cortisol during pregnancy can improve wool growth in Merino sheep.
April 2022 in “Authorea (Authorea)” CT scans can find serious prostate cancer even when PSA levels are low.
89 citations,
December 2006 in “Lancet Oncology” Taking 1 mg/day finasteride for hair loss significantly lowers PSA levels in men, which may affect prostate cancer screening.
November 2023 in “Journal of Cosmetic Dermatology” People with non-scarring hair loss often have lower vitamin D levels than those without hair loss.
7 citations,
June 2019 in “Australasian Journal of Dermatology” AGA in children needs careful diagnosis due to low androgen levels and possible other causes.
15 citations,
July 2019 in “Journal of Investigative Dermatology” CBD can either reduce inflammation and not affect hair growth at low levels or inhibit hair growth at high levels.
20 citations,
January 2012 in “International Journal of Trichology” Most cases of excessive hair growth in women are caused by polycystic ovarian syndrome and are linked to higher free testosterone levels.
9 citations,
April 1976 in “Archives of Dermatology” Iodides can cause skin issues like acne and other health problems.
11 citations,
March 2008 in “Experimental Dermatology” A substance called compound-1 could help increase hair growth by maintaining prostaglandin levels in hair follicles.
22 citations,
January 2002 in “Treatments in endocrinology” Birth control pills help treat skin and hair growth problems linked to high male hormone levels.
2 citations,
August 2022 in “Federal Practitioner” A severe medication reaction required long treatment and led to hair loss and thyroid issues.
1 citations,
May 2022 in “Journal of The American Academy of Dermatology” Some overweight or obese men with long-term frontal fibrosing alopecia may have abnormal sex hormone levels.
15 citations,
March 2000 in “The journal of investigative dermatology/Journal of investigative dermatology” As skin cells mature, vitamin D receptor levels decrease while retinoid X receptor α levels increase.
January 2021 in “Case Reports” A 71-year-old woman developed male-like features due to high testosterone levels caused by a benign ovarian tumor, which was successfully removed by surgery.
16 citations,
April 2012 in “Journal of mammalogy” Young female Australian fur seals are losing hair due to low tyrosine and zinc levels and high pollution exposure.
February 2020 in “İstanbul medical journal” Metformin improves early signs of heart disease in women with PCOS and raises apelin levels, but doesn't significantly change artery thickness.
July 2002 in “Australasian Journal of Dermatology” A woman with lupus had hair loss and skin issues that were successfully treated with medications.
7 citations,
September 2017 in “Biomedical and Pharmacology Journal” Growth factors greatly affect hair loss, with different levels seen in men, women, younger patients, and at the start of the condition.
January 2008 in “US endocrinology” Mutations in the glucocorticoid receptor gene cause reduced sensitivity to glucocorticoids and may lead to poor response to treatment.
8 citations,
February 2005 in “Veterinary dermatology” Chesapeake Bay retrievers' hair loss is likely a breed-specific, hereditary condition linked to abnormal steroid levels and distinct skin changes.
December 1997 in “Journal of The European Academy of Dermatology and Venereology” Most women with excessive hair growth have a hormonal cause.
3 citations,
November 2020 in “Biological Trace Element Research” Men with hair loss may lack zinc, copper, and vitamin D; supplements could help.
16 citations,
April 2012 in “Gynecological Endocrinology” Older obese women with PCOS have higher cardiovascular and metabolic risks despite lower androgen levels.
1 citations,
January 2015 in “Journal of Pigmentary Disorders” Melasma is a skin condition linked to female hormones, genetics, UV exposure, and certain medications, but not to pituitary, adrenal, or thyroid diseases.