Halve your risk by eating pistachios

“Pistachios are uniquely rich in gamma-tocopherol, a form of vitamin E that helps protect and speed healing of lung tissue,” explains research dietician Ladia M. Hernandez, M.S., R.D. No wonder her just-published research suggests eating 2 oz. of these nuts daily could cut your lung cancer risk as much as 50%. Worried that nuts can cause weight gain? Don’t be: Study participants didn’t gain a pound, thanks to the abundance of appetite-dampening essential fatty acids and minerals in pistachios!