Recovers in health (7)
I believe the answer is:
rallies
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">recovers in health</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 rallies that I've seen before include "Recovers in health" , "court exchanges?" , "Gets better" , "Extended exchanges of tennis strokes" , "Recovers strength for mass gatherings" .)