private void refreshChallengeCounts(){
  mDueChallengeCounts=mDueChallengeLogic.getDueChallengeCounts(mCategories);
}

private void refreshChallengeCounts ( ) { mDueChallengeCounts = mDueChallengeLogic . getDueChallengeCounts ( mCategories ) ; }
reloads the due challenge counts from the database .
