Up to 3 hours per shift: Walking, Climbing, bending, squatting, reaching above shoulders, reaching waist to shoulder, reaching knee to waist, reaching floor to knee, grasping items, pinching, lifting/carrying/moving items up to 40 pounds, handling, finger dexterity, driving, push/pull up to 40 pounds. Under direct supervision, a Clinical Laboratory Assistant (CLA) performs a variety of record keeping duties and prepares routine specimens and performs ancillary tasks to support testing.