437 citations
,
August 2014 in “Cell metabolism” Turning white fat into brown-like fat could help fight obesity and type 2 diabetes.
33 citations
,
January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
31 citations
,
September 2012 in “Human Brain Mapping” People with Seasonal Affective Disorder have different brain activity in certain areas when resting.
19 citations
,
October 2013 in “Headache: The Journal of Head and Face Pain” The document concludes that inhalation of oxygen and sumatriptan injections are primary for cluster headaches, indomethacin for paroxysmal hemicrania, and lidocaine and lamotrigine for SUNCT, but SUNCT often resists treatment.
18 citations
,
January 2013 in “International Society of Hair Restoration Surgery” Proper cell preservation is crucial for successful hair transplants and other medical treatments.
17 citations
,
August 2019 in “Frontiers in Immunology” Non-invasive methods show promise for diagnosing skin diseases like psoriasis and lupus but need more research for regular use.
13 citations
,
August 2016 in “Medical Hypotheses” Hair characteristics might be early signs of Type 2 Diabetes and could help with early prevention.
2 citations
,
June 2022 in “Scientific reports” Women with PCOS have higher hair cortisol levels, which are linked to worse metabolic and inflammatory conditions.
October 2025 in “Animal Bioscience” Key RNAs and genes linked to cashmere shedding in goats were identified.
June 2022 in “Research Square (Research Square)” Lipid peroxidation may worsen social behavior issues in autism.
April 2024 in “Communications biology” Enzymes involved in Vitamin A metabolism affect hair growth and type in mice.
Intermittent fasting slows hair growth by damaging hair follicle cells.
November 2024 in “Journal of Investigative Dermatology” Ursolic and shikimic acid together boost hair growth better than alone.
September 2024 in “Brazilian Journal of Hair Health” Nutrients can help improve hair growth and thickness caused by pollution.
A woman's Cushing's syndrome caused by adrenal cancer improved after surgery.
June 2025 in “Electronic Journal of General Medicine” Melatonin may help regrow hair, but more consistent research is needed.
26 citations
,
March 2001 in “PubMed” Men's fertility and sexual health decline with age, with reduced testosterone and virility, and many lose fertility by their eighties.
85 citations
,
January 2014 in “Hormone Research in Paediatrics” Hair cortisol levels in children increase with age but are not affected by gender, puberty, or hair care.
32 citations
,
September 1996 in “Archives of Dermatological Research” 30 citations
,
July 2023 in “Clinical Chemistry and Laboratory Medicine (CCLM)” Cortisone in hair is a more reliable indicator of stress hormone exposure than cortisol.
23 citations
,
January 2016 in “Brazilian Journal of Psychiatry” First-episode psychosis patients have higher hair cortisol levels, indicating early stress response issues.
22 citations
,
June 2017 in “Stem cell reports” PTEN helps control the number and health of skin stem cells by working with the protein BMAL1.
18 citations
,
March 2023 in “Molecular Therapy — Nucleic Acids” Mechanical stimuli and CCL2 can help regenerate hair follicles in adult mice.
11 citations
,
June 2021 in “Frontiers in Cell and Developmental Biology” Melatonin helps goat hair stem cells grow and maintain their ability to become different cell types.
6 citations
,
September 1996 in “Archives of Dermatological Research” 3 citations
,
December 2017 in “Journal of Psychiatric Research” Hair samples can't reliably detect hypercortisolism in anorexia nervosa patients.
2 citations
,
June 2021 in “Medicine” High levels of cortisol in hair are linked to a greater risk of brain aneurysm rupture.
1 citations
,
October 2024 in “Canine Medicine and Genetics” The MLPH gene is not linked to seasonal hair loss in Rhodesian Ridgeback dogs.
1 citations
,
April 2024 in “Skin research and technology” Topical rosuvastatin and melatonin creams significantly reduce psoriasis severity and are safe.
1 citations
,
January 2016 in “Journal of Headache & Pain Management” Discontinuing topical minoxidil can resolve headaches and dizziness.