When working on mill chute EE turned to pick up tool, slipped and fell resulting in bruises and soreness. EE was seen by Dr., released w/ no restrictions on 7/24. Fllw up w/ 2nd Dr. on 7/29 released w/ restricted duty for lifting & tugging.EE has fllw up Dr. week of 8/4. EE has history of back problems prior to employment.