Bariatric surgery, or weight loss surgery, in Canada has jumped four-fold since 2006-07 and a new study says the health-care system has made great strides to meet the demand. Vertical sleeve gastrectomy removes about 80 to 85 per cent of the stomach. (Shutterstock) “One in 5 Canadian adults has obesity — and with those rates continuing to grow, so too will the need to understand the implications for the health-care system,” […]