i straighten my hair with an flat iron everyday, so my hair takes a lot of heat and damage (it doesnt look like it though, lol) so, will damaged hair have a greater chance of showing up negative?
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i straighten my hair with an flat iron everyday, so my hair takes a lot of heat and damage (it doesnt look like it though, lol) so, will damaged hair have a greater chance of showing up negative?
They normally test at the nape of your neck, where you are really not going to hit with your straight iron anyway. Sorry.