does bleaching hair really cause permanent damage?
No, because you grow it out and cut it off. It causes irreversible damage.
>>149174I'm not OP, but those two sentences contradict each other... ?
>>149179I'm not>>149174But I think what he means is that to the hair that you bleach, its irreversable, how ever time and new hair growth means it isnt really permanent, as the bleached hair can be cut away.
Yes, to your brain cells.