“…Unalleviated pain triggers physiological and psychosocial stress responses that affect every system in the patient’s body, resulting in harmful effects [ 7 ]. These effects include fear, anxiety, sleep disturbance, hopelessness, weak memory, decreased cognitive function, social isolation, and a lowered quality of life [ 5 , 7 , 8 ]. Undertreated pain delays the mobilization of the patient, delays wounds healing, depresses immunity, slows recovery, increases the risk of complications, increases hospital stay, and healthcare costs [ 3 , 4 , 5 , 7 , 9 ].…”