18 citations
,
May 2014 in “Menopause” A 5 mg dose of transdermal testosterone cream effectively restores testosterone levels in postmenopausal women.
16 citations
,
January 2021 in “Frontiers in veterinary science” Pigs in farrowing crates and loose-housing systems showed no difference in chronic stress levels as measured by hair cortisol.
16 citations
,
January 2000 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Antiandrogen drugs can reduce PSA levels in women with excess hair, suggesting PSA is a sign of male hormone activity in women.
13 citations
,
April 2013 in “Chinese Chemical Letters/Chinese chemical letters” The method effectively identifies and measures seven banned substances in cosmetics.
12 citations
,
December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
12 citations
,
September 2013 in “BMC Biophysics” Keratin filaments' elasticity is influenced by their terminal domains and surrounding medium.
10 citations
,
November 2019 in “Neuroendocrinology” Measuring 17-hydroxyprogesterone in hair can help monitor androgen levels in people with congenital adrenal hyperplasia.
8 citations
,
October 2022 in “Dermatology practical & conceptual” Tofacitinib and ruxolitinib are effective and safe for treating various autoimmune skin and joint disorders.
8 citations
,
August 2018 in “Drug testing and analysis” EtG levels in hair decrease significantly after one month of alcohol abstinence.
7 citations
,
July 2021 in “Molecules/Molecules online/Molecules annual” The method can measure vitamin B3 levels in human hair accurately.
7 citations
,
January 2014 in “Case reports in endocrinology” A woman's excessive hair growth was caused by a rare benign tumor in her adrenal gland, which was successfully removed.
5 citations
,
April 2022 in “Journal of Chromatography B” The new method can measure sleep-related hormones in hair effectively and could help track long-term sleep patterns.
4 citations
,
May 2021 in “Molecules” The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
4 citations
,
March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
3 citations
,
January 1985 in “Acta Obstetricia Et Gynecologica Scandinavica” A rare ovarian tumor caused early puberty signs in a 1-year-old girl, but surgery reduced hormone levels.
2 citations
,
March 2023 in “3C Empresa Investigación y pensamiento crítico” Alopecia areata patients have higher IFN-γ and low vitamin D3 levels.
2 citations
,
June 2022 in “Scientific reports” Women with PCOS have higher hair cortisol levels, which are linked to worse metabolic and inflammatory conditions.
2 citations
,
December 2021 in “Scientific reports” Scalp hair sweating is a significant predictor of hair cortisol levels.
2 citations
,
January 1998 in “Dermatology” Stopping forehead irritation and using hydrocortisone helped a man's skin, Martinique has lower melanoma rates, a man had an allergy to a specific antifungal, another had unexplained cysts, certain drugs can cause skin reactions without always being interrelated, a link between Fanconi anemia and a skin condition was suggested, high levels of a certain protein may play a role in a type of psoriasis, and there's a need to study the connection between scalp pain and hair loss.
1 citations
,
January 2022 in “IntechOpen eBooks” Different PCOS types respond uniquely to infertility treatments, with some having lower pregnancy rates and higher risks of complications.
1 citations
,
April 2021 in “International Journal of Research in Dermatology” Low iron and vitamin B12 levels are common in women with chronic hair loss, while low vitamin D is less common.
1 citations
,
May 2013 in “Journal of the Egyptian Women's Dermatologic Society (Print)” PSA could be a marker for hyperandrogenism in women, but more research is needed.
Higher cortisol levels might be linked to worsening keratoconus.
March 2026 in “Journal of Bioscience and Bioengineering” Oxytocin from hair cells helps hair growth and stem cell increase.
Machine learning improves DNA predictions for eye and hair color, but challenges remain for skin tone and facial features.
December 2025 in “Therapeutic Drug Monitoring” Pulverization extracts more cortisol from hair, but any method works due to individual differences.
November 2025 in “Journal of Laboratory Medicine” Chronic stress increased after lockdown, especially in young adults and females.
October 2025 in “International Journal For Multidisciplinary Research” Ayurvedic treatment improved Vitamin B12 levels and symptoms.
March 2025 in “The Egyptian Journal of Medical Microbiology” Inflammation is linked to hair loss.
February 2025 in “Advances in Therapy” The topical finasteride spray was safe and well-tolerated with stable effects.