4 citations
,
March 2021 in “Experimental dermatology” Minoxidil increases nail growth more than biotin.
3 citations
,
October 2021 in “Cureus” Smoking can cause yellow discoloration of upper lip hair and nails.
11 citations
,
October 1980 in “Archives of Dermatology” Beau's lines and hair loss in a patient were linked to severe stress on the body.
22 citations
,
October 2007 in “Journal of Investigative Dermatology” Stem cells in mouse nails are found in the nail matrix and may control nail growth.
2 citations
,
June 2024 in “Journal of Clinical Medicine” Alopecia Areata can affect nails, often improving on its own, but JAK inhibitors may help.
1 citations
,
September 2022 in “KnE medicine” Candlenut oil hair tonic helps mice grow hair, with higher oil concentration giving better results.
November 2025 in “Journal of Clinical Practice and Medical Research” For a natural "sun-kissed" look on dark-to-medium blonde hair, use a 2–3 level color difference, apply in three zones, and finish with acidic glossing.
4 citations
,
February 2018 in “Annales de Dermatologie et de Vénéréologie” Onychomatricome is a benign nail tumor with specific dermoscopic features that help distinguish it from cancer.
February 2024 in “International Journal For Multidisciplinary Research” Nanostructured lipid carriers are effective for treating hyperpigmentation in women aged 30-40.
1 citations
,
August 2023 in “Journal of cosmetic dermatology (Print)” Too much selenium can cause hair loss and nail problems.
February 2005 in “Journal of The American Academy of Dermatology” Not all nail problems are caused by fungus, new allergens are being identified, PCOS has various treatments, and aesthetic procedures like Botox are advancing.
The study concludes that Twenty-nail dystrophy is more common in boys among children and in women among adults, with varying response to treatment.
2 citations
,
July 2018 in “Our Dermatology Online” Calcipotriol cream reduced skin thickening and itching in a rare nipple condition.
September 2023 in “UCrea (University of Cantabria)” Nails are essential for fingertip regeneration.
10 citations
,
October 2016 in “Experimental Dermatology” Nail stem cells and Wnt signaling are important for fingertip regeneration but not sufficient for regenerating more complex limb structures.
1 citations
,
March 2024 in “Pathogens” Beau's lines on nails may indicate severe COVID-19 or vaccination response.
26 citations
,
October 2016 in “Case Reports in Dermatology” A man with severe hair loss saw hair and nail improvement after 10 months on tofacitinib without side effects.
January 2024 in “Case Reports in Dermatological Medicine” Baricitinib may effectively treat nail changes in alopecia areata.
September 2018 in “CRC Press eBooks” Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.
April 2026 in “PsyArXiv (OSF Preprints)” Nail sampling is feasible for adolescent health research, similar to hair sampling, but discomfort concerns need addressing.
2 citations
,
March 2024 in “Dermatologic Surgery” The chemical peel improved the appearance of hand spots safely and effectively.
29 citations
,
August 2011 in “PubMed” Hair and nail proteins, mainly keratins, are crucial for structure and can indicate health issues.
6 citations
,
January 2018 in “Dermato-endocrinology” Darkened knuckles can be an early sign of insulin resistance.
1 citations
,
January 2013 in “International Journal of Physical and Social Sciences” Hair and nails can show long-term changes in lead and calcium levels.
January 1991 in “Linchuang pifuke zazhi”
Nail changes in kids with stubborn alopecia areata often happen with longer illness but aren't linked to how much hair is lost.
4 citations
,
October 2015 in “JAAD Case Reports” Surgical grafting may fix nail issues caused by valproic acid.
July 2014 in “Acupuncture & electro-therapeutics research” Visible and invisible changes on the face and hands can indicate heart problems, and manual hand stimulation can relieve chest pain.
January 2015 in “Dermatology online journal” A man with total hair loss also developed a rare nail condition, likely due to autoimmune issues.
June 2026 in “ACS Applied Nano Materials” New microneedles may improve vitiligo treatment.