ALS or ACLS: Emergency Department, Float NSG, 4B, 4A, ICU, 4G, Preop, Surgical Services, PACU, Endoscopy Room, Cardiac Cath, Observation, 3A, Interventional Rad, Hyperbaric. Awkward postures include repeated or prolonged reaching, twisting, bending, kneeling, squatting, working overhead with your hands or arms, or holding fixed positions.