3 ms·CT scans irradiate you, MRIs don't really. Just don't have any metal in you.by raccoonDivider 3y agoCT scans irradiate you, MRIs don't really. Just don't have any metal in you.dekhn 3y agoMore correctly, MRI doesn't use ionizing radiation. They definitely irradiate you with high power RF.lostlogin 3y agoMental in your body is nearly always fine.lostlogin 3y ago*metal.