Nibbles: Nerve-blocking device aids weight loss, plus pizza that’s not junk food

Trial shows promise for weight-loss device An implantable device that blocks nerve impulses between the brain, stomach and pancreas helped people lose almost 15 percent of their body weight on average during the course of a six-month trial. The vagal nerve blocking device is a bout the size of a pacemaker and is implanted just under the skin. The patient activates the device during the day to help regulate stomach function and how food is digested after a meal. Trial participants weren’t asked