November 2024 in “Jurnal Biomedika dan Kesehatan” Premature graying in young children can affect self-esteem, and addressing underlying health issues may reverse it.
26 citations
,
June 2001 in “PTR. Phytotherapy research/Phytotherapy research” Procyanidin B-2 lotion might help men grow thicker hair without side effects.
84 citations
,
September 2008 in “Developmental biology” Retinoic acid-binding proteins in skin are regulated by β-catenin and Notch signalling.
67 citations
,
September 2017 in “Cell Reports” Caloric restriction improves skin and fur structure but can cause muscle loss and movement issues.
5 citations
,
February 2012 in “Australasian Journal of Dermatology” Two red-haired men with alopecia areata regrew black hair instead of red.
October 2024 in “UNESP Institutional Repository (São Paulo State University)” Straightening and dyeing damage hair structure.
8 citations
,
April 2016 in “Experimental dermatology” B6.Cg-Tyr c−2J Hr hr /J mice have a stronger delayed sunburn reaction and are good for UV research.
21 citations
,
November 2011 in “Veterinary Pathology” Mouse skin color ranges from pink to black, depending on their hair growth cycle.
47 citations
,
April 2000 in “The American journal of pathology” Bcl-2 overexpression protects against UVB damage but worsens hair loss from chemotherapy.
June 2025 in “British Journal of Dermatology” Segmented hair color changes can indicate active alopecia areata.
August 2007 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Overexpression of a specific receptor in mice skin causes skin thinning, early skin barrier formation, eye issues, and hair loss.
October 2024 in “Journal of Cutaneous Immunology and Allergy” Steroid injections improved symptoms and hair regrowth in a woman with a reaction to permanent makeup.
February 2026 in “Cureus” The Q-switched ruby laser effectively lightened eyebrow tattoos but may reduce eyebrow hair density.
260 citations
,
January 2020 in “Nature” Stress can cause hair to turn gray by depleting stem cells.
4 citations
,
October 2019 in “Skin Appendage Disorders” Gefitinib can cause hair and eyebrow darkening.
236 citations
,
January 1951 in “Physiological zoology” Hair growth and pigmentation in mice involve specific stages crucial for research.
Using fillers and neurotoxins together can improve the look of aging eyebrows.
March 2026 in “Dyes and Pigments” Riboflavin and blue light speed up genipin hair dye, making it fast, glossy, stable, and eco-friendly.
2 citations
,
September 2022 The PER3 rs772027021 SNP may cause mild skin pigmentation changes in a new subtype of dyschromatosis universalis hereditaria.
Hair can naturally regain color after greying, and this change may be linked to stress levels.
3 citations
,
August 2021 in “Research Square (Research Square)” The most common sign of aging at the gene level is more Ectodysplasin A2 Receptor (EDA2R) being made.
January 2026 in “International Journal of Science and Research Methodology” Bhangra may help treat premature greying of hair by boosting melanin and improving scalp health.
3 citations
,
January 2016 in “Dermatology online journal” Some people with lichen planus pigmentosus might later develop frontal fibrosing alopecia.
4 citations
,
July 2019 in “Journal of cosmetic dermatology” Both 0.01% and 0.03% bimatoprost safely improve eyebrow fullness, with a patient preference for the 0.03% concentration.
1 citations
,
March 2023 in “Journal of Natural Fibers” A gentler, less damaging method for curling hair using tyrosine works well initially but fades after washing.
November 2025 in “Frontiers in Veterinary Science” A 1.0% tyrosine diet increases melanin in chicken feathers.
8 citations
,
February 2005 in “British Journal of Haematology” Chemotherapy caused the patient's hair to have alternating thick and thin segments.
5 citations
,
June 2020 in “Experimental dermatology” Redheaded people may have evolved to efficiently make vitamin D in areas with less sunlight.
28 citations
,
May 2017 in “Molecular ecology” Researchers found genes that control hair color and growth change before the visible coat color changes in snowshoe hares.
108 citations
,
July 2002 in “Molecular and cellular biology” Overexpressing Dsg3 in mice skin causes excessive cell growth and abnormal skin development.