19 citations,
October 2020 in “Biomedical Microdevices” Derma rollers show promise for skin improvement and drug delivery, but more research is needed on their safety and effectiveness.
3 citations,
April 1978 in “PubMed” The study concludes that traction alopecia, caused by hair styling, can help understand telogen effluvium, a condition of excessive hair loss.
2 citations,
January 2020 in “Skin appendage disorders” Long hair can cause hair loss due to constant pulling.
6 citations,
June 2013 in “Toxicological Research” Topical Valproate is safe for human skin and unlikely to cause irritation.
January 2023 in “International journal of dermatology, venereology and leprosy sciences” Microneedling is an effective and tolerable way to treat vitiligo.