5 citations,
October 1984 in “The BMJ” Up to 50% of scalp hair can be lost before it appears thin, and treatment is only needed for hair loss caused by diseases or deficiencies.
Botulinum toxin-A injections in the scalp can reduce hair loss and promote new hair growth in men with certain types of baldness.
Iron supplements may reverse premature graying in iron-deficient individuals; ingrown nails are common in diabetics with certain risk factors; topical finasteride may reduce scalp DHT as effectively as oral finasteride; monilethrix treatment is challenging but some medications can help.
190 citations,
October 2002 in “The FASEB journal” Androgens may cause hair loss by increasing TGF-beta1 from scalp cells, which inhibits hair cell growth.
2 citations,
March 2011 in “Dermatologica Sinica” Taiwan reported its first case of a rare scalp condition with no clear cause or treatment.
December 2023 in “Scientific Reports” Scientists created cell lines from balding patients and found that cells from the front of the scalp are more affected by hormones that cause hair loss than those from the back.
January 2023 in “Iranian Journal of Pharmaceutical Research” Stauntonia hexaphylla extract can help treat hair loss by blocking certain hormones.
December 2020 in “Journal of Aesthetic Nursing” Injecting platelet-rich plasma into the scalp stimulates hair growth, increases hair density, and treats hair loss effectively with minimal side effects.
158 citations,
February 2000 in “Archives of dermatology” Some people with pattern hair loss may also have scalp inflammation and scarring similar to lichen planopilaris.
16 citations,
January 2016 in “Annals of Dermatology” Green tea component EGCG may help prevent hair loss by changing microRNA levels in certain scalp cells.
4 citations,
August 2010 in “Acta Biologica Hungarica” New steroidal compounds moderately block an enzyme related to testosterone conversion, less effectively than finasteride.
2 citations,
June 2011 in “Expert Review of Dermatology” Female pattern hair loss involves thinning hair on crown and frontal scalp, diagnosed by hair ratio, and treated with minoxidil, antiandrogens, or hair transplantation.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
18 citations,
March 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Estrogen increases blood vessel growth factor production, while testosterone blocks this increase.
13 citations,
January 2010 in “Advances in Biochemical Engineering / Biotechnology” Understanding hair biology is key to developing better treatments for hair and scalp issues.
12 citations,
April 2020 in “British Journal of Dermatology” Caffeine may help reduce stress-induced hair loss.
6 citations,
October 2007 in “Medical Hypotheses” Male pattern baldness might have evolved to help protect against prostate cancer by increasing UV radiation on the scalp.
May 2024 in “Journal of cosmetic dermatology” Heat-treated Limosilactobacillus fermentum with menthol, salicylic acid, and panthenol promotes hair growth and balances scalp microbiome in people with androgenetic alopecia.
Follicular unit grafting is a procedure used to treat hair loss, where small hair grafts are placed into the scalp, with future treatments likely to involve smaller incisions and cell-based therapies.
6 citations,
August 2006 in “Journal of Cutaneous Pathology” Two teenage brothers had a rare, treatment-resistant form of female-pattern hair loss with unusual scalp changes.
7 citations,
January 2012 in “International Journal of Trichology” A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
6 citations,
May 2021 in “Aesthetic Surgery Journal” Higher cell number PRP improves hair density and diameter more than lower cell number PRP.
4 citations,
February 1995 in “Journal of Clinical Dermatology” More men than women have hair loss, it's often inherited, and it's linked with higher testosterone levels. There's been a rise in female hair loss patients.
5 citations,
March 2001 in “Clinics in Dermatology” Diagnose and manage hair issues in women by checking medical conditions and using personalized treatments.
226 citations,
September 2001 in “Journal of The American Academy of Dermatology” Hair loss in women is genetic, diagnosed by examination and biopsy, and treated with minoxidil, finasteride, or transplantation.
6 citations,
April 2017 in “JAMA Dermatology” Men's hair loss is not linked to their sex hormone levels, except for lower DHEAS in those with hair loss.
3 citations,
September 2016 in “Clinical, cosmetic and investigational dermatology” Sphinganine can reduce hair loss and improve scalp health.
May 2023 in “The journal of sexual medicine” Ovarian Hyperthecosis caused hypersexuality in an older woman and was successfully treated with surgery.
September 1998 in “Journal of the European Academy of Dermatology and Venereology” Autoimmune and inflammatory processes are involved in both scarring and non-scarring types of hair loss.