April 2017 in “Journal of Investigative Dermatology” Eating a lot of fat increases PKCβ and inflammation in skin fat cells, which affects skin and hair health.
40 citations,
May 1999 in “Journal of The European Academy of Dermatology and Venereology” Treat hair loss with finasteride, minoxidil, or surgery; consider side effects and severity.
1 citations,
January 2023 in “Science Advances” The skin's microbiome helps hair regrow by boosting certain cell signals and metabolism.
61 citations,
July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
26 citations,
August 2014 in “PubMed” Testosterone improves mood and thinking skills; finasteride has no effect.
16 citations,
September 2008 in “Dermatologic Therapy” CAH is a genetic disorder affecting cortisol production and causing hormonal imbalances, with treatment and diagnosis varying by form and symptoms.
April 2020 in “Journal of the Endocrine Society” A woman's severe hirsutism was caused by Leydig cell tumors in her ovaries, which improved after surgery.
2 citations,
June 2018 in “Sudan journal of medical sciences” Low vitamin D levels can cause hair loss and supplements may improve it.
151 citations,
June 2010 in “Endocrinology and metabolism clinics of North America” Two rare genetic diseases cause severe rickets in children due to defects in vitamin D metabolism.
37 citations,
June 2018 in “Clinical and Experimental Medicine” People with alopecia areata often have lower vitamin D levels and more inflammation, suggesting vitamin D might be involved in the condition.
21 citations,
May 2015 in “The Journal of Steroid Biochemistry and Molecular Biology” Progesterone byproduct 5αP stimulates mammary tumor growth, but finasteride can suppress it.
October 2024 in “Frontiers in Nutrition” Vitamin D deficiency is common in people with certain types of hair loss, like alopecia areata and female pattern hair loss.
41 citations,
June 2006 in “Journal of Investigative Dermatology” Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.
June 2024 in “Al- Anbar Medical Journal” Acute telogen effluvium can be resolved by addressing causes, but chronic telogen effluvium is harder to treat.
21 citations,
February 2019 in “Experimental Dermatology” Different fields of expertise must work together to better understand hair growth and create effective hair loss treatments.
1 citations,
January 2010 in “Elsevier eBooks” The document concludes that local flaps are effective for reconstructive surgery in the head and neck, offering good skin match and function.
35 citations,
January 2006 in “Journal of Dermatological Treatment” Zinc can help with some skin problems, but its effectiveness varies depending on the condition.
16 citations,
January 2010 in “Journal of Korean medical science/Journal of Korean Medical Science” A Korean boy's skin and digestive symptoms were caused by a rare genetic disorder that affects zinc absorption, and he got better with zinc supplements.
23 citations,
February 1979 in “Veterinary Clinics of North America: Small Animal Practice” Treatment can improve survival and symptoms in dogs with Cushing's disease, but outcomes are unpredictable.
5 citations,
March 2016 in “Experimental and molecular pathology” Mice with alopecia areata had wider lymphatic vessels in their skin.
8 citations,
December 2013 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Mouse models help understand alopecia areata and find treatments.
1 citations,
January 2016 in “International journal of reproduction, contraception, obstetrics and gynecology” Hypothyroidism may worsen metabolic problems like insulin resistance and obesity in women with PCOS.
2 citations,
July 2022 in “Journal of the Endocrine Society” Some women with PCOS have rare genetic variants linked to the condition.
12 citations,
January 2016 in “Endocrinology, diabetes & metabolism case reports” Testosterone therapy improved physical and social health in a male with 49,XXXXY syndrome.
19 citations,
August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.
60 citations,
August 2008 in “Human molecular genetics online/Human molecular genetics” A position effect on the TRPS1 gene causes excessive hair growth in humans and mice.
February 2024 in “International journal of advanced academic studies” Understanding causes and treatments helps doctors manage hair loss effectively.
4 citations,
October 1988 in “Clinics in Dermatology” Dihydrotestosterone (DHT) is crucial for conditions like male-pattern baldness and acne, and measuring a byproduct, androstanediol glucuronide, is a better way to assess DHT's effects than DHT blood levels.
53 citations,
November 1992 in “Mayo Clinic Proceedings” HIV can cause unusual and severe skin problems that are hard to treat.
51 citations,
August 2012 in “Differentiation” Mouse genital development depends on male or female hormones for specific features.