The assignment provided is a review of the relationship between hypertension, obesity, and respiration. It includes references to multiple research papers and articles that explore the pathophysiological mechanisms behind hypertension-induced respiratory complications, as well as the impact of obesity on respiratory function. The document also discusses the role of physiotherapy in perioperative care and the potential benefits of smoking reduction and abstinence on blood pressure and heart rate. A summary of various studies and research papers is presented, highlighting key findings and implications for clinical practice.