AS MIX OPERATOR, EE LIFTS 50 LB BAGS OFF PALLETTS, AND EMPTYS CONTENT INTO MIX POT. INCIPIENT DATE UNCLEAR, ALTHOUGH HE STATES THAT HE WAS AWARE OF LOW BACK DISCOMFORT STARTING NEAR THE END OF HIS SHIFT FOR SOME TIME. ON 8-8 STATES THAT ALTHOUGH IT WAS NO MORE THAN USUAL IT DID NOT GO AWAY DURING THE NIGHT, SENT TO CLINIC WHERE OBJECTIVE FINDINGS FOR REPETITIVE INJURY.