82 citations,
August 2006 in “Pharmacology, Biochemistry and Behavior” Certain steroids in the brain affect mood and symptoms of depression, and treatments targeting these steroids show promise for improving these symptoms.
Meis2 is essential for touch sensation and proper nerve connection to touch receptors in certain skin areas of mice.
29 citations,
November 2013 in “Expert Review of Dermatology” Sensitive skin often causes discomfort, affects many people, especially women and older adults, and should be managed with careful product selection.
16 citations,
July 2019 in “Journal of Cellular Biochemistry” Wnt7a protein is crucial for development and tissue maintenance and plays varying roles in diseases and potential treatments.
3 citations,
November 2023 in “Frontiers in cell and developmental biology” Melanocytes are important for skin and hair color and protect the skin from UV damage.
October 2022 in “Frontiers in Endocrinology” New tools show that in fish, NPY increases feeding and somatostatin decreases it.
162 citations,
August 2004 in “Journal of Investigative Dermatology” Hair loss causes stress and affects mental health; treatment and support needed.
110 citations,
December 2013 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Alopecia areata is a genetic and immune-related hair loss condition that is often associated with other autoimmune diseases and does not typically cause permanent damage to hair follicles.
10 citations,
January 2014 in “Journal of prosthodontic research” Bioengineered salivary glands in mice can produce saliva when tasting sour or bitter, but have different protein levels and nerve signals compared to natural glands.
6 citations,
January 2021 in “Journal of Cosmetic Dermatology” Poor sleep during the pandemic may increase stress and worsen hair loss conditions.
2 citations,
October 2015 in “Indian journal of science and technology” SM-215 promotes hair growth by improving the environment around hair follicles.
1 citations,
April 2022 in “Journal of The American Academy of Dermatology” Hair loss in men (androgenetic alopecia) is significantly linked to decreased scalp sensitivity, but not temperature sensitivity. More research is needed to confirm this. Comparing this hair loss to leprosy is unsupported and stigmatizing.
Certain gene variations and different levels of BDNF and CRH hormones are linked to vitiligo.
July 2022 in “Journal of Investigative Dermatology” Substance P may contribute to hair loss by increasing oxidative stress and mitochondrial activity in hair follicles.
April 2024 in “Skin health and disease” Using a special skin cream with gabapentin helped reduce symptoms of a certain scalp condition but didn't change nerve fibers or skin chemicals.
January 2022 in “Journal of Skin and Stem Cell” Trichodynia is a painful scalp condition needing targeted treatments beyond symptom management.
36 citations,
April 2016 in “British journal of dermatology/British journal of dermatology, Supplement” A substance called VIP might protect hair follicles from being attacked by the immune system, and problems with VIP signaling could lead to hair loss in alopecia areata.
Higher alarin levels might link hair loss and metabolic syndrome.
15 citations,
January 2015 in “Skin Appendage Disorders” Increased scalp sweating in frontal fibrosing alopecia may be linked to local skin inflammation.
125 citations,
September 2001 in “The FASEB Journal” Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.
12 citations,
April 2020 in “British Journal of Dermatology” Caffeine may help reduce stress-induced hair loss.
48 citations,
January 2002 in “Dermatology” Hair pain is more common in women with hair loss, but it's not linked to the cause or severity of hair loss.
15 citations,
November 2016 in “Journal of The American Academy of Dermatology” Exclamation mark hairs suggest early scalp disease, while white dots indicate it's chronic.
13 citations,
October 2015 in “Journal of the European Academy of Dermatology and Venereology” The document concludes that early recognition and appropriate treatment of red scalp, red ear, and red scrotum syndromes can lead to remission.
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.
April 2017 in “InTech eBooks” Many people with hair loss experience scalp pain known as trichodynia, but the causes are unclear and treatments vary.
174 citations,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
72 citations,
October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
68 citations,
May 2011 in “European Journal of Dermatology” Acne is caused by genetics, diet, hormones, and bacteria, with treatments not yet curative.
46 citations,
April 2008 in “Archives of Dermatological Research” Substance P may worsen acne by increasing inflammation, but corticosteroids might help by reducing this effect.