January 2008 in “Chinese Journal of Spectroscopy Laboratory” Cysteine formation on hair indicates damage, best detected at pH 4.5.
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
January 2004 in “Side effects of drugs annual” Certain skin drugs and topical agents, including some natural extracts and fragrances, can cause allergic reactions. Some hair dyes and extensions, as well as minoxidil, a hair growth treatment, can also cause allergies. Botulinum toxin A can effectively reduce sweat but may have temporary side effects.
June 2001 in “Proceedings of SPIE” Low energy laser therapy effectively treats certain skin conditions and improves recovery time without side effects.
30 citations,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
2 citations,
May 2012 in “Acta pharmaceutica sinica B” The study found unique microscopic features for hair or feather in five animal ingredients in Shenrongbian pill.
January 2013 in “Transactions of the Materials Research Society of Japan” CMADK reduces hair damage from bleaching and permanent waving.
Botulinum toxin type A reduces itch and inflammation from histamine and may help treat certain skin conditions and hair loss.
28 citations,
December 2013 in “British Journal of Oral & Maxillofacial Surgery” The document concludes that understanding the anatomical changes of the ageing face is important for effective rejuvenation treatments.
25 citations,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
10 citations,
April 2023 in “Acta biomaterialia” New hydrogel dressing with antibiotic speeds up burn healing and skin regeneration.
7 citations,
November 2004 in “International Journal of Cosmetic Science” Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.
5 citations,
June 2001 in “Annals of Internal Medicine” Rituximab effectively treated a woman's bone lymphoma that was resistant to other treatments.
1 citations,
January 2020 in “Skin appendage disorders” A family was found with both Trichorhinophalangeal syndrome and Loose Anagen Syndrome, suggesting a genetic connection.
August 2023 in “Journal of Student Research” Human hair keratin mixed with rubber slightly improves its strength and biodegradability.
Alkylating agents can kill cancer cells but may cause skin and allergic reactions.
March 2010 in “Cosmetic Dermatology” Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
May 2004 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Vitamin D affects Msx1 protein expression and may influence mineralized tissue health.
April 2018 in “Journal of Investigative Dermatology” Hair pattern in androgenetic alopecia overlaps with scalp and bone demarcations, with distinct gene profiles affecting susceptibility.
170 citations,
May 1979 in “The journal of pediatrics/The Journal of pediatrics” Two sisters with rickets and hair loss had a genetic issue with vitamin D processing, and only improved when given phosphorus supplements.
150 citations,
July 2001 in “Clinics in dermatology” Proper haircare and communication with doctors are key to managing hair loss and avoiding damage.
42 citations,
May 2003 in “Mini-reviews in Medicinal Chemistry” New steroidal compounds could be effective for treating conditions related to 5α-reductase enzyme activity.
37 citations,
October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
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.
12 citations,
July 1957 in “Journal of Investigative Dermatology” Giving dihydrotachysterol to mother rats caused skin hardening and bone issues in their babies through milk.
9 citations,
April 2018 in “Journal of trace elements in medicine and biology” Hair analysis can show nutritional status and environmental exposure, with phosphorus being very stable in hair and differences found based on gender and conditions like depression and autism.
9 citations,
June 2013 in “Journal of Cosmetic Dermatology” Lateral oblique forehead lines are caused by muscle movement, not sleep positions, and can be treated with botulinum toxin A.
9 citations,
May 1989 in “Journal of the Royal Society of Medicine” An elderly woman's swollen, painful foot was found to be caused by a rare type of bone lymphoma, which improved with radiation treatment.
5 citations,
December 2014 in “Polish Journal of Public Health” Zinc is essential for many body functions and imbalances can lead to health problems.
3 citations,
April 2022 in “Frontiers in Physiology” Ptch2 plays a key role in controlling stem cell function and the ability to regenerate after birth.