September 2025 in “PubMed” Mechanical stimulation and new therapies show promise for hair regrowth.
134 citations
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July 2020 in “Experimental dermatology” Hair follicles are normally protected from the immune system, but when this protection fails, it can cause hair loss in alopecia areata.
July 2025 in “Scientific Reports” Serotonin helps hair grow by activating certain cells.
May 2025 in “JEADV Clinical Practice” Hair specialists vary in testing for alopecia areata, highlighting the need for standard guidelines.
Intermittent fasting slows hair growth by damaging hair follicle cells.
October 2023 in “Biomaterials” Nanotechnology could improve hair regrowth but faces challenges like complexity and safety concerns.
7 citations
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April 2022 in “Journal of pharmaceutical and biomedical analysis” The method can measure multiple steroids in human hair to study long-term steroid metabolism, especially in newborns and children.
2 citations
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December 2022 in “Metabolites” Hair analysis shows low progesterone in anorexia patients, unchanged by short-term weight gain.
February 2024 in “Scientific Reports” Cinnamic acid may help hair grow by activating oxytocin receptors.
106 citations
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January 2013 in “Clinical and Developmental Immunology” Alopecia areata is caused by immune system attacks on hair follicles, often triggered by viral infections.
21 citations
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December 2023 in “Journal of Investigative Dermatology” Hair graying is caused by damage and cell depletion but might be temporarily reversible with drugs and hormones.
12 citations
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May 2023 in “EMBO reports” High mTORC1 activity slows hair growth and causes it to lose color.
1 citations
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February 2024 in “Aesthetic Surgery Journal” Laser hair removal works well and is safe during any menstrual cycle phase.
May 2026 in “International Journal of Molecular Sciences” Chemotherapy-induced hair loss may be linked to immune system changes, and certain treatments could help but need careful use.
May 2025 in “American Journal of Veterinary Research” Photobiomodulation did not significantly improve hair density in dogs with alopecia X.
February 2025 in “International Journal of Molecular Sciences” Maternal melatonin improves offspring hair growth by affecting specific proteins and pathways.
January 2025 in “Scientific Reports” Hair analysis can show changes in vitamin D levels over time.
August 2024 in “Applied Sciences” Plant extracts may help prevent or reverse hair graying.
September 2023 in “Journal of Nutrition and Metabolism” One Ashwagandha extract may help protect cells with its antioxidant properties, while another could promote hair growth.
24 citations
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April 2008 in “Fertility and sterility” Pioglitazone improved insulin sensitivity and altered cortisol metabolism in PCOS patients.
January 2024 in “Biomedicines” Using stem cells from hair follicles to treat female hair loss is safe and effective after six months.
Encapsulating hair loss drugs in cyclodextrins improves their solubility and reduces scalp irritation.
1 citations
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April 2023 in “Animals” Wnt and BMP pathways stimulate hair growth in Min pigs, with Wnt being more effective.
4 citations
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December 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human scalp hair follicles can produce hormones and have a system similar to a brain-body communication network.
1 citations
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October 2020 in “PubMed” Hormone testing may not be very helpful in diagnosing female pattern hair loss.
Ganoderma lucidum extract may help treat stress-related hair loss.
7 citations
,
March 2021 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Blocking prolactin increases the activity of secondary hair follicles in cashmere goats.
15 citations
,
September 2005 in “The Journal of the American Animal Hospital Association/Journal of the American Animal Hospital Association” Trilostane effectively treated hair loss in Alaskan Malamutes with no adverse effects.
24 citations
,
October 1994 in “Fertility and Sterility” People with hair loss may have different levels of certain hormones due to changes in hormone processing.
24 citations
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May 1982 in “Biochemical Pharmacology” These drugs cause hair growth without affecting testosterone or adrenal hormones.