consider limiting your time on the cell phone. by comparison the risk of microwave ovens appears to be well within acceptable parameters contrary to what some people believe food heated in a microwave isn't irradiated only ionizing radiation such as x. rays or gamma rays can do that. microwaves are a type of non ionizing radiation actually we scientists when we're talking about microwaves refer to electromagnetic fields. so is food heated in a microwave healthy to eat. we are asked to answer that question she's a science writer and nutrition expert who works in the field of consumer protection . it depends on what kind of food you're preparing in the microwave microwave ovens aren't inherently good or bad. what happens when foods that are good for you are heated in