Going from relaxed hair to natural hair or from natural hair ... you need to avoid skipping this step because you might end up with knots and matted sections that you have to chop off.

Kayley Olsson, a 20-year-old student hairdresser in Waterloo, Iowa, posted on Facebook on Tuesday about a girl who came into her salon with densely matted and tangled hair. "Today I had one of the ...