Health
Hair type
向受访者提问
“What type of hair do you have?”
"Chemically-treated (relaxed
permed
keratin
etc.)"
Coily/afro-textured
Color-treated/dyed
Curly
Damaged/breakage-prone
Fine/thin
Natural (never dyed or chemically treated)
Straight
Thick/dense
Wavy
Other