170 citations
,
December 2009 in “Histopathology” The conclusion is that accurate diagnosis of different types of hair loss requires good teamwork between skin doctors and lab experts.
38 citations
,
March 2021 in “JAMA Dermatology” People often have negative attitudes toward those with alopecia, especially if it's severe or seen as a medical issue.
18 citations
,
May 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Different parts of the body have unique immune characteristics in their skin.
9 citations
,
December 2023 in “BMC Genomics” Hair follicles and urine cell pellets are promising for transcriptome studies.
8 citations
,
November 2015 in “The American journal of dermatopathology/American journal of dermatopathology” Punctate follicular porokeratosis is a skin condition with specific features seen in hair follicles.
2 citations
,
June 2025 in “Drug Testing and Analysis” The method effectively detects MeT and TP in dried blood spots after cream application.
October 2024 in “Journal of the Endocrine Society” Rare ovarian tumors can cause hyperandrogenism, even if imaging appears normal.
October 2024 in “Journal of the Endocrine Society” A rare ovarian tumor caused high testosterone in a postmenopausal woman, resolved by surgery.
September 2022 in “Farmacja Polska” Biotin is important for health, but taking extra usually doesn't help unless you're deficient.
90 citations
,
October 1983 in “British Journal of Dermatology” The unit area trichogram is a reliable method to assess hair loss and treatment response in people with androgenic alopecia by measuring hair density and thickness.
27 citations
,
July 2018 in “Journal of optometry” Eyelashes protect the eyes, but more research is needed to understand how.
2 citations
,
July 2008 in “Dermatologic Surgery” The Cross-section Trichometer is a promising tool for measuring hair characteristics without cutting the hair and may have various clinical uses.
2 citations
,
March 2003 in “Endocrine Practice” The woman's symptoms and tests suggest her adrenal glands are producing too many male hormones.
1 citations
,
February 2022 in “Case reports in endocrinology” An unusual growth of Leydig cells in a woman's ovaries caused her excessive hair growth, which was treated successfully with surgery.
April 2019 in “Journal of the Endocrine Society” A chest X-ray can effectively diagnose ectopic ACTH secretion from lung tumors.
December 2023 in “Journal of family medicine and primary care” Hair loss in Saudi Arabia causes a low psychosocial impact, with less effect on those without a family history of hair loss.
25 citations
,
February 2022 in “JAAD International” Some COVID-19 patients lose hair, with the most common type linked to male hormones and possibly increasing the risk of severe illness.
September 2025 in “Chinese Journal of Chromatography” A new method accurately detects illegal JAK inhibitors in hair loss cosmetics.
11 citations
,
August 2014 in “Journal of Animal Science” Nasal swabs are the best method for collecting DNA from cattle and yaks.
39 citations
,
February 2024 in “Small” Microneedles are becoming essential tools in medicine for sensing, drug delivery, and communication.
14 citations
,
March 2019 in “Plant methods” The new microrhizotron tool effectively observes and measures pepper plant roots non-destructively.
24 citations
,
January 2006 in “Skin Pharmacology and Physiology” Finasteride reverses early hair loss and promotes growth.
4 citations
,
March 2012 in “European journal of wildlife research” Wire brush snares are best for collecting Eurasian Lynx hair for DNA analysis.
September 2023 in “Stem cell reviews and reports” Scientists found a new, less invasive way to get stem cells from horse hair for veterinary medicine.
96 citations
,
September 2017 in “Analytica Chimica Acta” Hair elemental analysis could be useful for health and exposure assessment but requires more standardization and research.
60 citations
,
December 2005 in “Biomedical Papers” Hair analysis can detect drug use but requires careful interpretation due to its complexity.
24 citations
,
January 2011 in “International Journal of Trichology” Light microscopy is useful for diagnosing different hair disorders.
23 citations
,
April 2006 in “Skin Research and Technology” The study concluded that a special imaging technique showed women with hair loss have slower hair growth and a faulty hair replacement cycle.
14 citations
,
January 2001 in “Clinical chemistry” Hair can be used to measure cancer-related chemicals noninvasively.
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.