20 citations
,
January 2015 in “Biochimica and biophysica acta. Molecular and cell biology of lipids” Lysophosphatidic acid affects sensory neurons and may cause neuropathic pain and itch.
6 citations
,
July 2008 in “Clinical and experimental optometry” Prostaglandin eye drops for glaucoma can rarely cause too much cheek hair growth.
7 citations
,
January 1998 in “PubMed” Hair loss can cause scalp discomfort.
81 citations
,
June 2014 in “Cold Spring Harbor perspectives in medicine” Skin has specialized touch receptors that can tell different sensations apart.
August 2009 in “International Journal of Dermatology” A postmenopausal woman's facial redness, acne, and excess hair were caused by too much hormone therapy for insomnia, but improved after stopping the treatment.
January 2016 in “Dermatology Review” Endocrine disorders can cause various skin and hair issues.
13 citations
,
August 2020 in “Der Hautarzt” Excessive male hormones in women cause symptoms like unwanted hair growth, and treatment requires careful medical evaluation.
7 citations
,
July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.
July 2025 in “Indian Dermatology Online Journal” Switching insulin brands caused skin lesions in a diabetic woman, resolved by changing to oral medication.
61 citations
,
October 2011 in “Experimental dermatology” Scalp itching is common and hard to diagnose due to the complex nerve structure of the scalp.
January 2005 in “Journal of Cutaneous Pathology” The hair erector muscle is involved in various skin conditions and disorders.
110 citations
,
January 1983 in “Brain Research Reviews” Monkey lips have dense sensory nerves similar to those in other skin areas, explaining their sensitivity.
109 citations
,
November 2011 in “Nature Neuroscience”
98 citations
,
November 2002 in “Contact Dermatitis” Many people had severe allergic reactions to a common hair dye ingredient, causing them to seek medical care and miss work.
August 2019 in “Journal of the American Academy of Dermatology” Older adults may experience painful finger pitting due to nerve changes in aging skin, and treatments can help reduce symptoms.
1 citations
,
January 2013 in “Indian journal of dermatology, venereology, and leprology” A girl inherited excessive body hair from her mother and grandmother.
24 citations
,
March 2008 in “Neuroscience Research” Cat paws have complex touch sensors for detailed sensory processing.
6 citations
,
September 2021 in “Experimental Brain Research” Rats have different touch receptors in their paws that help with movement and handling objects.
April 2003 in “Journal of Cutaneous Medicine and Surgery” Lasers are effective for some skin conditions but can cause side effects like scarring and pigment changes; careful selection is important, and botulinum toxin type A is successful in reducing sweat in palmar hyperhidrosis.
16 citations
,
November 2018 in “The journal of pain/Journal of pain” 14,15-EET may help reduce poststroke pain by affecting certain brain proteins.
January 1998 in “The Nishinihon Journal of Dermatology” A 7-year-old girl was diagnosed with Netherton's Syndrome, shown by skin and hair symptoms.
1 citations
,
October 2019 in “Epileptic disorders” A girl with Pitt-Hopkins syndrome developed curly hair as a rare side effect from the epilepsy drug perampanel.
53 citations
,
August 2015 in “The Italian Journal of Pediatrics/Italian journal of pediatrics” Excessive body hair can signal complex health issues.
June 2026 in “Journal of Korean Medicine” Long-term repeated cupping therapy can cause unexpected localized hair growth.
124 citations
,
January 1995 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Netherton's syndrome is linked to high IgE levels and unique skin and hair symptoms, and may improve with ammonium lactate lotion and allergy management.
39 citations
,
April 2001 in “Journal of The American Academy of Dermatology” Latanoprost, a glaucoma medication, caused excessive eyelid hair growth in many patients.
4 citations
,
June 2014 in “The Journal of Dermatology” Elkonyxis, a rare nail condition, improved when patients stopped their nail-picking habits.
12 citations
,
December 2016 in “PubMed” Hirsutism involves excessive hair growth due to hormonal issues and can be treated with medication or surgery.
August 2018 in “Australasian journal of dermatology” Hyaluronic acid filler and fat grafting can cause rare skin complications.
4 citations
,
January 2011 in “Dermatology” A patient grew extra hair on their ears after treatment for testicular cancer, possibly due to hormonal changes or genetics.