DURING EE'S DAILY CHECKS HIS BACK WAS SORE. THESE CHECKS OF THE BALL AREA EQUIPMENT REQUIRE SOMEBENDING & CROUCHING TO EXAMINE THE, EE HAS A HISTORY OF BACK PROBLEMS DATING BACK TO 6/97./ HE WAS REFERRED TO A CHIROPRACTOR 2/29/00 ON 4/6/00IT WAS MEDICALLY DETERMINED TO BE WORK RELATED