10 citations,
November 2012 in “International Journal of Dermatology” Certain diseases like AIDS and lupus can make African hair become silky.
95 citations,
October 2007 in “International Journal of Dermatology” A new method accurately classifies hair types, showing global hair diversity.
78 citations,
June 2003 in “Journal of the American Academy of Dermatology” Curly hair shape is determined by the hair bulb.
10 citations,
January 1994 Hair can be straightened using different chemicals, not just strong alkali.