32 citations
,
May 1987 in “The Journal of Clinical Endocrinology & Metabolism” Salivary testosterone is a better measure for hirsutism than serum testosterone.
10 citations
,
December 2017 in “Physiological Reports” Hair follicle analysis can track body changes from high-intensity interval training.
32 citations
,
January 1966 in “Archives of Dermatology” The method accurately measures hair growth with minimal risk and is better than other techniques.
4 citations
,
July 2020 in “International Journal of Cosmetic Science” All hair removal methods irritate underarm skin and cause dryness, with shaving being less irritating but more drying than plucking or waxing.
2 citations
,
March 2004 in “Journal of the American Academy of Dermatology” The 60-second timed hair count is a reliable and simple way to measure hair shedding at home, showing older women tend to shed more hair than younger women.
Stroma structural changes cause large pores and skin laxity, regardless of age or ethnicity.
25 citations
,
November 2012 in “Thermochimica Acta” Internal lipids in keratin fibers, like wool and hair, reduce water absorption and release.
14 citations
,
December 2013 in “Experimental Dermatology” The T-zone on the face has more androgen receptors and produces more oil than the U-zone.
21 citations
,
January 2016 in “NeuroImmunoModulation” Hair cortisol levels can indicate stress over the past three months.
1 citations
,
September 2025 in “Frontiers in Veterinary Science” Ganxi goats' skin and hair adapt to heat and humidity, possibly aided by GSDMA protein.
May 2004 in “Medicine & Science in Sports & Exercise” Over-training and under-eating caused weight gain, resolved by increasing calories and adjusting exercise.
May 2004 in “Medicine & Science in Sports & Exercise” Over-training and under-eating caused weight gain, resolved by increasing calories and adjusting exercise.
6 citations
,
June 2023 in “Journal of the European Academy of Dermatology and Venereology” Inflammation damages sweat ducts, causing sweat gland injury.
Treating hair with 1M sodium hydroxide increases its friction, making it better for small medical knots.
January 2024 in “JEADV Clinical Practice” Patients with certain skin diseases are willing to spend significant time on treatment, indicating a high impact on their lives and a need for better treatments.
97 citations
,
January 2005 in “Wear” Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.
January 2001 in “Nishi Nihon hifuka” The document concluded that there are differences in hair growth cycles and skin cell turnover rates, which can be measured with electronic equipment.
5 citations
,
August 2023 in “Skin Research and Technology” Hairy skin feels prickling more intensely than smooth skin.
4 citations
,
July 2022 in “International Journal of Cosmetic Science” Hair moisture behavior helps tell apart different chemical treatments and reveals insights into hair structure.
January 2026 in “Derecho y cambio social.” Choose deodorants with low allergenic ingredients and follow usage instructions to avoid skin issues.
1 citations
,
January 1988 Topical DHEA safely increases skin oil production.
1 citations
,
October 2024 in “International Journal of Obesity” 30 citations
,
July 2016 in “Psychoneuroendocrinology”
May 2024 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Oral minoxidil 7.5 mg for hair loss increases heart rate but not blood pressure.
24 citations
,
January 2019 in “Hormone Research in Paediatrics” Hair cortisol levels in children are influenced by puberty, age, gender, and body mass index.
128 citations
,
January 1996 in “Journal of analytical toxicology.” Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
April 2011 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Hair cortisol is a reliable long-term stress marker during pregnancy.
26 citations
,
December 2012 in “Bioanalysis” Dried blood spots can be as stable as frozen liquid samples for storing certain metabolites.
February 2026 in “Clinical Cosmetic and Investigational Dermatology” Low humidity changes skin gene expression, but emollients can help manage these changes.
October 1988 in “Pediatric research” Certain maturity signs appear before and after the first release of sperm in boys.