Hair problem (5,4)
I believe the answer is:
split ends
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hair problem</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for split ends that I've seen before include "damaged hair" , "damaged locks" , "problem with locks" , "hairy problem" , "Hair problem" .)