January 2012 in “Human health handbooks” Low-level light therapy is FDA-approved for male pattern hair loss, increases hair count and strength, and is considered safe for use.
May 2023 in “The Journal of Immunology” Expanding CD4+ Tregs can stop hair loss in alopecia areata.
4 citations
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September 2020 in “PeerJ” Platelet factor 4 slows down hair growth and could make hair loss treatments more effective if removed.
13 citations
,
August 2018 in “Clinical Chemistry” Total testosterone levels can help diagnose androgen-producing tumors and hyperandrogenism in women.
2 citations
,
November 2017 in “Biotechnology Letters” Researchers found four natural compounds that can change DHT levels in prostate cancer cells.
1 citations
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April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Oral tofacitinib significantly improves lichen planopilaris symptoms without adverse effects.
December 2009 in “생명과학회지” Thymosin β4 and VEGF are important for organ function and may help with blood vessel formation.
46 citations
,
September 2013 in “PLOS ONE” Thyrotropin-Releasing Hormone helps heal wounds in frog and human skin.
June 2011 in “CRC Press eBooks” Low-Level Laser Therapy can stimulate healing and cell function, potentially leading to wider medical use.
1 citations
,
January 2022 in “Open Access Macedonian Journal of Medical Sciences” BDNF, TSH, fT4, anti-TPO, and 25-OH Vitamin D levels predict depression risk in patients with autoimmune thyroiditis and hypothyroidism.
21 citations
,
January 2005 in “Pediatric Dermatology” An 8-year-old girl with vitiligo developed extra hair growth on her knee after using tacrolimus ointment.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The study suggests that changes in immune system receptors and their interaction with a cell component may be important in the development of a type of hair loss condition.
22 citations
,
November 2016 in “International journal of molecular sciences” Vitamin D receptor is important for regulating hair growth and wound healing in mice.
2 citations
,
September 1993 in “PubMed” Levothyroxine treatment fully cured the young man's hypothyroid symptoms.
14 citations
,
July 2021 in “Bioscience Reports” Activating Tgr5 may help treat hair loss and bone loss.
12 citations
,
February 2010 in “Journal of the European Academy of Dermatology and Venereology” Some people with chronic hair loss may have thyroid autoimmunity.
January 2019 in “Przegląd Dermatologiczny” Patients with one autoimmune disease should be checked for other autoimmune disorders.
9 citations
,
November 1980 in “Geburtshilfe und Frauenheilkunde” Fenoterol treatment causes increased hair growth due to higher metabolism in hair follicles, not hormones.
2 citations
,
August 2016 in “Surgery for obesity and related diseases” TSH is not reliable for detecting hypothyroidism after bariatric surgery; FT3/rT3 ratio is better.
28 citations
,
November 2013 in “Cell and Tissue Research” 2 citations
,
October 2016 in “European Neuropsychopharmacology” MTX and GC combinations are the most effective for early rheumatoid arthritis.
1 citations
,
October 2023 in “Journal of the Endocrine Society” Testosterone treatment may affect heart response to stress in transgender men.
111 citations
,
April 2000 in “British journal of dermatology/British journal of dermatology, Supplement” Thyroid hormone receptor β1 is found in human hair follicles and helps them survive.
March 2023 in “Archives of Physical Medicine and Rehabilitation” Testosterone plus finasteride increases bone density in men with spinal cord injuries.
November 2025 in “Journal of Investigative Dermatology” Certain immune cells in atopic dermatitis skin could be targeted for treatment.
27 citations
,
November 2000 in “Journal of Veterinary Medicine Series B” Iodine deficiency in lambs causes poor growth, less wool, and delayed sexual maturity.
May 2022 in “Endocrine practice” High-dose biotin can cause false thyroid test results; stop taking biotin two days before testing to avoid errors.
August 2018 in “Journal of the American Academy of Dermatology” Tofacitinib is a potential alternative treatment for alopecia totalis, especially in patients with a shorter duration of the condition and more preserved hair follicles, but the overall response rate is low.
January 2025 in “Cellular and Molecular Life Sciences” BMP4 helps stem cells turn into pigment-producing cells, affecting hair color and growth.