2 citations
,
August 2024 in “Indian Dermatology Online Journal” Premature graying of hair is mainly caused by genetics, stress, and environment, with potential treatments being explored.
September 2025 in “International Journal of Cosmetic Science” Friction causes hair breakage during combing, and fragment count predicts hair strength.
June 2025 in “Journal of Cluster Science” Metal nanoparticles show promise for treating hair loss but need more research to ensure safety.
January 2024 in “International Journal of Trichology” COVID-19 may affect hair loss, but more research is needed.
296 citations
,
October 2018 in “General and Comparative Endocrinology” Hair cortisol is a reliable way to measure long-term stress in animals.
63 citations
,
February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
27 citations
,
January 2008 in “Journal of Cutaneous and Aesthetic Surgery” Modern hair restoration techniques have evolved from punch grafting to methods like micro-grafting and follicular unit transplantation, but they are labor-intensive, expensive, and can lead to patient dissatisfaction. Future treatments may involve cloned hair follicles and drugs like finasteride.
21 citations
,
December 2023 in “Journal of Investigative Dermatology” Hair graying is caused by damage and cell depletion but might be temporarily reversible with drugs and hormones.
21 citations
,
January 2020 in “Conservation Physiology” Hair follicles increase hair cortisol levels, so consistent hair collection methods are important.
18 citations
,
March 2016 in “Journal of Investigative Dermatology” Vitamin D and calcium are essential for normal hair growth.
15 citations
,
January 2017 in “Pigment International” Early hair graying is often inherited and influenced by genetics, environment, and lifestyle, but treatment options are limited.
13 citations
,
May 2021 in “FASEB bioAdvances” Plant-based products can improve hair and skin health without harmful side effects.
12 citations
,
December 2020 in “Comprehensive psychoneuroendocrinology” Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.
7 citations
,
October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.
6 citations
,
February 2022 in “JAAD International” Higher doses of isotretinoin may lead to more hair loss.
5 citations
,
February 2022 in “Acta Biomaterialia” Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.
5 citations
,
December 2014 in “Medicine and Pharmacy Reports” Ciproterone acetate improves hair regrowth and acne in most female patients.
3 citations
,
September 2014 in “SpringerPlus” Human hair loss may have evolved to help increase brain size.
2 citations
,
July 2025 in “Frontiers in Veterinary Science” MicroRNAs and AI can improve cashmere goat hair quality and aid in hair disorder diagnosis.
1 citations
,
August 2025 in “Journal of Investigative Dermatology” Genetic studies on hair traits can improve understanding of health and disease.
1 citations
,
December 2023 in “Biomolecules” Regulating cell death in hair follicles can help prevent hair loss and promote hair growth.
1 citations
,
January 2023 in “Journal of Clinical Medicine” A new hair restoration technology was found to effectively increase hair thickness, density, and growth, while reducing hair loss and improving scalp health, with no side effects.
1 citations
,
January 2023 in “Science Advances” The skin's microbiome helps hair regrow by boosting certain cell signals and metabolism.
1 citations
,
May 2016 in “Journal of Veterinary Diagnostic Investigation” Exotic lice infest 45% of California mule deer, with younger and selenium-deficient deer more vulnerable.
September 2025 in “Animals” Organic trace minerals can temporarily improve cat hair health and reduce hair loss.
New hair regrowth therapies show promise but need more research.
May 2025 in “Journal of Extracellular Vesicles” Erythrocyte extracellular vesicles help hair growth and skin health.
April 2025 in “Nutrients” Consult an oncologist before using supplements for hair loss during breast cancer treatment.
April 2025 in “BMC Chemistry” Thiadiazole chitosan conjugates improve hair manageability, moisture, and protection in conditioners.
Intermittent fasting slows hair growth by damaging hair follicle cells.