PRP hair treatment is generally safe but may cause minor pain, bleeding, redness, and scalp tightness, and isn't suitable for everyone.
2 citations
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October 2023 in “Science advances” Touching hair can activate nearby nerve cells through signals from the hair's outer layer.
88 citations
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April 2012 in “Journal of Investigative Dermatology” Blocking TRPV3 may help treat itch in dry skin conditions.
13 citations
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January 2019 in “Journal of the American Academy of Dermatology” Pityriasis rubra pilaris significantly worsens quality of life more than many other health conditions.
97 citations
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January 1999 in “International Journal of Dermatology” Pityriasis rubra pilaris is a rare skin disorder with reddish-orange patches and thickened skin, needing better treatment understanding.
21 citations
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December 2006 in “Archives of dermatology” A kidney transplant patient developed pink skin bumps with spiny centers on her face and limbs.
April 2015 in “Journal of the American Academy of Dermatology” The woman likely has secondary syphilis, treatable with penicillin.
109 citations
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November 2011 in “Nature Neuroscience”
July 2018 in “Elsevier eBooks” Up to half of people experience itchy scalp, often due to skin conditions like seborrheic dermatitis or psoriasis, and treatments vary based on the specific cause.
1 citations
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June 2022 in “Journal of Wrist Surgery” PRP is unlikely to effectively treat wrist ganglia.
4 citations
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April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The skin has about 230,000 touch-sensitive nerve fibers, with high concentrations in the hands and face.
September 2025 in “Journal of Cosmetic Dermatology” PRP and microneedling both effectively improve hair growth and thickness for treating hair loss.
July 2024 in “Research Square (Research Square)” KATP channels may help reduce itching in liver disease.
1 citations
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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.
31 citations
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November 2016 in “Cell Reports” Touch sensitivity in mouse skin decreases during hair growth due to changes in touch receptors.
37 citations
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January 2019 in “BioMed Research International” Itchy scalp is common, linked to various conditions, and hard to treat effectively.
4 citations
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October 2022 in “Current Urology” Platelet-rich plasma shows promise in reducing pain for bladder pain syndrome.
February 2018 in “BMJ case reports” An 18-year-old woman was diagnosed with a rare skin condition called Pityriasis rubra pilaris.
September 2018 in “Selçuk Üniversitesi Tıp Fakültesi dergisi”
4 citations
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January 2013 in “Acta dermato-venereologica” Some patients with Alopecia Areata experience itch due to immune cells and enzymes that cause itching.
January 2026 in “Andrology” PRP injections are safe but don't significantly improve Peyronie's Disease.
Hair feels different when touched and rubs together in various ways.
1 citations
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January 2019 in “Pan African Medical Journal” Keratosis pilaris causes small skin bumps, mainly in women, and treatments offer only temporary relief.
15 citations
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December 1972 in “Journal of Investigative Dermatology” May 2024 in “Open Access Journal of Disease and Global Health” PRP injections improve skin and hair quality, boost self-esteem, and are safe and satisfying for patients.
124 citations
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December 2016 in “Pharmaceuticals” TRP channels in the skin are important for sensation and health, and targeting them could help treat skin disorders.
September 2024 in “Dermatologica Sinica” Ponatinib can cause a rare skin reaction that resolves with topical treatment and temporary drug discontinuation.
110 citations
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January 1983 in “Brain Research Reviews” Monkey lips have dense sensory nerves similar to those in other skin areas, explaining their sensitivity.
1 citations
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January 2001 in “PubMed” Mechanoreceptors convert physical touch into electrical signals through specialized nerve structures.
January 1981 in “Elsevier eBooks”