112 citations
,
February 2001 in “Journal of Investigative Dermatology” Neuropeptides affect hair growth, with some speeding it up and others slowing it down.
101 citations
,
January 1997 in “Journal of Investigative Dermatology Symposium Proceedings” Nerves and chemicals in the body can affect hair growth and loss.
98 citations
,
July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
57 citations
,
May 2014 in “Molecular Phylogenetics and Evolution” The research found how GPCR Class A Rhodopsin receptors are related and suggested possible substances they interact with.
30 citations
,
October 2016 in “Current research in translational medicine” Hair follicles on the scalp interact with and respond to the nervous system, influencing their own behavior and growth.
October 2022 in “Frontiers in Endocrinology” New tools show that in fish, NPY increases feeding and somatostatin decreases it.
January 2022 in “Journal of Skin and Stem Cell” Trichodynia is a painful scalp condition needing targeted treatments beyond symptom management.
39 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” Eating high glycemic foods and drinking milk may worsen acne by increasing insulin and IGF-1 levels.
2 citations
,
January 2014 in “Hair therapy & transplantation” New treatments for hair growth disorders are needed due to limited current options and complex hair follicle biology.
2 citations
,
June 2025 in “International Journal of Nanomedicine” New biomaterials can improve wound healing by promoting nerve and tissue regeneration.
September 2025 in “International Journal of Science and Research (IJSR)” Stress causes hair loss by disrupting hair growth cycles, and combining medical and cosmetic treatments can help manage it.
185 citations
,
August 2005 in “Autoimmunity Reviews” Alopecia areata is an autoimmune condition causing hair loss due to the immune system attacking hair follicles, often influenced by genetics and stress.
159 citations
,
December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
67 citations
,
July 2016 in “Reviews in Endocrine and Metabolic Disorders” Stress can worsen skin conditions by affecting hormone levels and immune response.
49 citations
,
May 2018 in “Endocrine” Women with regular menstrual cycles and PCOS have linked kisspeptin and LH hormone patterns, unlike those with irregular cycles.
49 citations
,
December 2009 in “Journal of Investigative Dermatology” Thyroid function affects skin health, with a complex interaction between the two.
48 citations
,
January 2000 in “Hormone Research in Paediatrics” Cytokines and neuropeptides are key in controlling androgen levels, affecting skin and hair conditions.
42 citations
,
March 2008 in “Molecular and Cellular Endocrinology” Hormones and neuroendocrine factors control hair growth and color, and more research could lead to new hair treatment options.
34 citations
,
August 2005 in “Dermatologic Clinics” Stress and emotional factors can worsen skin conditions by affecting the immune system.
24 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” Hormonal treatment is effective for women with acne not helped by usual treatments, especially if they have hormonal imbalances.
18 citations
,
January 2016 in “Skin appendage disorders” The paper suggests improving diagnosis and treatment of telogen effluvium but does not recommend a new classification system.
7 citations
,
May 2020 in “Trends in molecular medicine” The document concludes that the immune-inhibitory environment of the hair follicle may prevent melanoma development.
6 citations
,
January 2021 in “Journal of Cosmetic Dermatology” Poor sleep during the pandemic may increase stress and worsen hair loss conditions.
5 citations
,
October 2014 in “Journal of cosmetic and laser therapy” Combining physical dermabrasion with chemical peeling is more effective for skin treatment than chemical peeling alone.
4 citations
,
January 2021 in “Skin appendage disorders” Trichodynia is a painful scalp condition not directly linked to the amount or type of hair loss and may involve psychological factors, with treatments showing mixed results.
4 citations
,
January 2013 in “Acta dermato-venereologica” Some patients with Alopecia Areata experience itch due to immune cells and enzymes that cause itching.
2 citations
,
October 2015 in “Indian journal of science and technology” SM-215 promotes hair growth by improving the environment around hair follicles.
2 citations
,
May 2001 in “Current problems in dermatology” The conclusion is that effectively treating hair disorders is difficult due to the complex factors affecting hair growth and more research is needed to improve treatments.
August 2022 in “Revista de la Universidad Industrial de Santander/Salud UIS” Stress-related hair loss was reversed with a special medication.
June 2025 in “Universal library of medical and health sciences.” External factors like pollution, stress, and poor nutrition can negatively affect hair growth.