Well yeah in fact they can, after weeks, months and even years of being taken for granted, emotionally abused, controlled,lied to, hurt ohh the list goes on . When this happens, you can in fact lose feelings for someone you once thought you loved and could see yourself spending the rest of your life with . People can only deal with so much bullsht before they have to learn to stand on their own two feet and be independent . So yes, REAL FEELINGS CAN and DO go away .Not straight away bu eventually overtime they do .