Emp ran a front end loader 10/24-27/16. 10/28, mgmt saw emp walking differently. Emp told mgmt back was sore running loader all wk. Said woke up Fri with pain in right lower back, down EE's right leg. Mgmt discussed first aid (rest, Ice) with emp and offered to take rest of day off and spend wknd resting. 10/31, emp continued first-aid to see if improves. 11/01 emp went to doc