Can Blocking a Nerve Help With Weight Loss?

In a study conducted among patients with morbid obesity researchers blocked the vagus nerve, which plays a role with appetite and metabolism. The procedure did not meet pre-specified efficacy objectives compared to a control group, although the intervention did result in greater weight loss. The study appears in the September 3 issue of iJAMA/i. Bariatric surgery can produce significant weight loss and improvement in health but is associated with several potential ...