June 1997 in “The American Journal of Cosmetic Surgery” Gradual improvements in hair restoration techniques are safer and more effective than drastic changes.
30 citations
,
December 1999 in “International Journal of Dermatology” Finasteride increases hair count in middle-aged and elderly men without causing sexual dysfunction.
3 citations
,
August 1980 in “Acs Symposium Series” Hair increases in size when it absorbs water, and treatments like bleaching affect how much water it can take in.
164 citations
,
January 2014 in “Journal of Cutaneous and Aesthetic Surgery” PRP injections increase hair density and satisfaction in androgenetic alopecia patients.
6 citations
,
December 2018 in “Medical principles and practice” Using hair dye may slightly increase the risk of non-Hodgkin's lymphoma, especially with long-term use.