6 citations
,
January 2021 in “Journal of Cosmetic Dermatology” Poor sleep during the pandemic may increase stress and worsen hair loss conditions.
5 citations
,
August 2018 in “International Journal of Dermatology” Men with sleep apnea and low iron levels are more likely to have male-pattern baldness, especially if they have a family history of hair loss.
4 citations
,
February 2022 in “The Journal of Urology” Poor sleep, physical health, depression, and anxiety can worsen urinary problems in men.
4 citations
,
February 2020 in “Dermatologic Therapy” Poor sleep, meat-heavy diets, and junk food worsen hair loss, while sugary drinks may help.
Obstructive sleep apnea can be hereditary and linked to a genetic mutation in the COL1A2 gene.
Men with androgenetic alopecia may have higher triglycerides, suggesting a link to lipid metabolism.
November 2025 in “Journal of Sleep Research” Iron levels are linked to sleep apnea severity, especially in women with hair loss.
December 2023 in “Palestinian medical and pharmaceutical journal/Palestinian medical & pharmaceutical journal” Increasing sleep by 41 minutes daily for a month showed no significant changes in metabolism or hormone levels in healthy women.
Neurosteroids help regulate oxytocin levels, especially during stress and pregnancy, to protect against premature labor.
March 2023 in “Seminars in reproductive medicine” PCOS often leads to sleep problems, especially obstructive sleep apnea, affecting overall health.
December 2018 in “Journal of Patan Academy of Health Sciences” Many Chinese patients lose hair after weight loss surgery, especially women, and taking iron and zinc on their own doesn't help.
January 2013 in “Journal of Practical Dermatology” Hair loss, especially alopecia areata, is linked to poor sleep and emotional stress.
May 1981 in “Inpharma (Balgowlah)” Medroxyprogesterone acetate improved sleep apnea symptoms in some obese patients.
Finasteride use is linked to a higher risk of obstructive sleep apnea.
January 2020 in “Skinmed” Finasteride use is linked to a higher risk of obstructive sleep apnea.
35 citations
,
November 2021 in “Journal of Animal Science and Biotechnology/Journal of animal science and biotechnology” DNA methylation changes in Tan sheep affect growth and fur traits.
28 citations
,
August 2019 in “BMC Genetics” miR-148a and miR-10a affect hair growth in Hu sheep.
24 citations
,
February 2016 in “Journal of Animal Physiology and Animal Nutrition” Hair sheep in tropical climates need different mineral amounts for growth than commonly recommended.
16 citations
,
March 2020 in “Animal Biotechnology” Transgenic sheep embryos with a specific promoter were successfully created, but more research is needed for gene expression in hair follicles.
15 citations
,
January 1999 in “Reproduction Fertility and Development” Merino sheep have fewer wool follicles at birth than before birth.
13 citations
,
July 2018 in “Obesity surgery” Over half of patients had hair loss after weight-loss surgery, especially women, linked to low zinc and vitamin B12 levels.
9 citations
,
December 2018 in “Journal of Natural Fibers” Magra sheep's wool luster is linked to specific keratin gene expression and protein variations.
9 citations
,
October 1994 in “Brain Research” Fetal sheep develop skin nerve pathways and responses to touch and heat between 75 and 134 days of gestation.
7 citations
,
June 2017 in “Gene” Overexpression of FGF5s makes Chinese Merino sheep grow longer and heavier wool.
4 citations
,
January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
3 citations
,
September 2024 in “Frontiers in Bioscience-Scholar” Pantaneiro sheep have more genetic diversity than Texel sheep, with potential for future research in Brazilian farming.
3 citations
,
July 2012 in “Sokoto Journal of Veterinary Sciences” As sheep age, their hair fibers and follicles grow larger and more organized, with no significant differences between males and females.
1 citations
,
July 2025 in “Frontiers in Veterinary Science” Tibetan sheep have specific genes for high-altitude adaptation and wool traits, aiding breeding strategies.
1 citations
,
February 2023 in “Journal of Natural Fibers” Higher keratin protein levels are important for the wool's shine in Magra sheep.
Weight loss and low folic acid levels after sleeve gastrectomy can predict hair loss severity.