Patients with a BMI >30 should be encouraged by their Clinician to lose weight prior to surgery and signposted to appropriate support to address lifestyle factors that would improve their fitness for surgery and recovery afterwards.
There is a clinical balance between risk of surgical complications with obesity and the risk to delaying any surgery.
In line with 'Healthy Lives, Healthy People; a tobacco control plan for England', local authorities and health professionals are committed to encourage more smokers to quit.
Smoking remains the leading cause of preventable morbidity and premature death in England.
There is sufficient evidence to suggest that people who smoke have a considerably increased risk of intra- and post-operative complications such as chest infections, lung disorders, wound complications and impaired healing.