40 citations,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
October 2012 in “Advanced Materials Research” Higher temperatures improve rabbit hair strength up to 50°C, but moisture weakens it.
1 citations,
November 2023 in “Polymer International” The keratin-graphene oxide composite is stronger, more heat resistant, and better at blocking gases than pure keratin, offering an eco-friendly use for waste hair.
October 2023 in “Materials chemistry and physics (Print)” Adding keratin to a mix of cow hair and plant-based plastic makes it stronger.
Coconut oil helps protect and improve damaged hair.
June 1996 in “Journal of Dermatological Science” Vitamin D3 applied to mouse skin caused more wrinkles and sagging due to changes in the skin's outer layer.
46 citations,
June 2013 in “Journal of structural biology” High glycine–tyrosine keratin-associated proteins help make hair strong and maintain its shape.
2 citations,
October 2022 in “Journal of structural biology” Older thin hair is not just thinner but also has different shape, structure, and stiffness.
19 citations,
July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
12 citations,
July 2015 in “British journal of dermatology/British journal of dermatology, Supplement” Curly hair breaks due to mechanical damage and environmental factors, not chemical makeup, and needs ongoing care to prevent breakage.
10 citations,
June 2016 in “Wound Repair and Regeneration” The microenvironment, especially mechanical forces, plays a crucial role in hair growth and could lead to new treatments for hair loss.
3 citations,
October 1990 in “Journal of the American Academy of Dermatology” Mechanical trauma like towel drying can cause knotted hair even in straight hair.
286 citations,
April 2009 in “The journal of neuroscience/The Journal of neuroscience” TRPA1 is crucial for mechanical sensitivity in skin sensory neurons.
18 citations,
August 2017 in “PLOS ONE” Skin and its underlying fat layer act together to resist mechanical stress, and reinforcing this composite structure may help more with anti-aging than just strengthening the skin alone.
2 citations,
May 2018 in “Journal of Investigative Dermatology” Mice can regrow hair on wounds due to specific cell interactions and mechanical forces not seen in rats.
1 citations,
January 2010 in “Biological and medical physics series” Human hair's structure and properties were studied using advanced microscopes and mechanical tests.
1 citations,
July 2006 in “Reviews in gynaecological and perinatal practice” The document concludes that hirsutism in women, often caused by PCOS, requires systematic evaluation and can be treated with medications, mechanical removal, or cosmetic methods, with weight loss also being beneficial.
316 citations,
June 2017 in “Stem Cell Research & Therapy” Fat tissue-derived cells show promise for repairing body tissues, but more research and regulation are needed for safe use.
195 citations,
May 2003 in “Obstetrics and gynecology (New York. 1953. Online)/Obstetrics and gynecology” Most women with excess hair growth have an underlying hormonal issue, often treated with medication and hair removal methods.
76 citations,
January 2007 in “American Journal of Clinical Dermatology” Women with PCOS often have skin problems like excessive hair, acne, hair loss, and dark patches, which can be treated with hormonal and non-hormonal therapies.
48 citations,
July 2002 in “Journal of Cutaneous Medicine and Surgery” Skin problems are common and important signs of eating disorders and treating the eating disorder can improve these skin conditions.
45 citations,
August 2013 in “Facial Plastic Surgery Clinics of North America” Using sharp tools and the right techniques in hair transplant surgery leads to less damage to hair follicles.
39 citations,
April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
37 citations,
November 2007 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Black hair is fragile due to hair care practices, not structural differences.
29 citations,
September 1989 in “Journal of The American Academy of Dermatology” Abnormal scalp whorls can indicate brain development issues but may also be seen in neurologically normal people.
28 citations,
March 2017 in “Scientific Reports” Minoxidil may protect nerves and improve hair quality during paclitaxel treatment.
25 citations,
October 2018 in “Journal of The American Academy of Dermatology” Erosive pustular dermatosis of the scalp is a type of skin inflammation often confused with other conditions, requiring continuous treatment.
24 citations,
September 1995 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Medication and hair removal methods can improve hirsutism, but no drugs were specifically approved for it in North America as of 1995.
23 citations,
October 2021 in “Cell Stem Cell” Hair thinning causes stem cell loss through a process involving Piezo1, calcium, and TNF-α.
23 citations,
July 2021 in “International Journal of Pharmaceutics” New dissolving and implantable microneedle patches have been created for a long-lasting, non-invasive delivery of the drug finasteride.