July 2022 in “Journal of Investigative Dermatology” Skin produces different hormones depending on body part and sex, and a new method can measure them.
January 2005 in “中华医学杂志:英文版” Scar tissue may regenerate sweat glands from remaining glands or stem cells.
January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
April 2023 in “Journal of Investigative Dermatology” Sunlight simulation causes skin inflammation, with different skin types reacting at different levels of exposure.
7 citations
,
May 1979 in “Medical & biological engineering & computing” The trichometer accurately measures hair growth and is easy to use.
April 2023 in “Journal of Investigative Dermatology” New method measures skin cell turnover quickly and effectively, showing turnover slows with age and responds more to treatments in older skin.
November 2025 in “Scientific Reports” Blinking at least 20 times per minute helps maintain eye moisture and reduce dry eye symptoms.
40 citations
,
July 2013 in “Skin Pharmacology and Physiology” Male skin gets drier and more alkaline as it ages, which may need different skincare than women's skin.
December 2025 in “Therapeutic Drug Monitoring” Pulverization extracts more cortisol from hair, but any method works due to individual differences.
18 citations
,
June 2008 in “Archives of Dermatology” Men typically shed about 10 hairs in 60 seconds, and this amount doesn't increase with age.
2 citations
,
January 2009 The procedure reliably measures cortisol in rhesus macaque hair.
142 citations
,
September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
32 citations
,
January 2020 in “Journal of Molecular Histology” K31 can identify clear secretory cells in human sweat glands.
2 citations
,
June 1987 in “British Journal of Dermatology” Warming hands improves blood flow in people with systemic sclerosis.
5 citations
,
January 1983 in “PubMed” Human skin releases different steroids, with some coming from sebaceous glands and others from sweat glands.
16 citations
,
November 2008 in “Hormone research” The treatment slowed hair growth but didn't always match the improvements seen by doctors or patients.
1 citations
,
September 2024 in “International Journal of Cosmetic Science” Bleaching hair increases pore size and changes pore structure.
April 2018 in “Journal of Investigative Dermatology” STIM1 is essential for sweat secretion.
17 citations
,
August 1971 in “Journal of Investigative Dermatology” Hair cortisol content can indicate cortisol exposure and varies with age, puberty, and BMI in youth.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found a new way to isolate sweat glands from the scalp for study and culture.
April 2023 in “Journal of Investigative Dermatology” PRP can improve hair growth in people with hair loss, but more research is needed.
13 citations
,
January 2025 in “Lab on a Chip” Capillary microfluidic wearables are promising for non-invasive health monitoring through sweat and saliva.
October 2020 in “Misr journal of agricultural engineering” Drying pomegranate peel is profitable and useful for various industries.
7 citations
,
August 2019 in “Journal of Dermatological Treatment” Hydrosurgery is effective, safe, and causes fewer scars and complications than traditional methods.
3 citations
,
July 2017 in “Journal of Investigative Dermatology” SSEA-4 can distinguish between eccrine and apocrine sweat gland ducts.
9 citations
,
January 1989 in “Sen'i Gakkaishi” Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.
2 citations
,
November 1973 in “PubMed” Sulfur-35 can be used to track hair growth and past exposure.
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.