EE WAS ATTEMPTING TO REMOVE A 50 LB BAG OF PRODUCT FROM A CONVEYOR BELT BY PULLING A LIFTING THE BAG. THIS LIFTING AND PULLING MOTION CAUSED THE EE TO STRAIN HIS LEFT FOREARM. THE EE DID NOT S EEK MEDICAL ATTENTION UNTIL 10-11-01 AFTER PERSISTANT PAIN IN HIS ARM. HE WAS PRESCRIBED MEDICATION AND AN ARM BRACE AND CONTINUE TO PERFORM HIS JOB.