Most Helpful Girl
the same reason why men leave their girl friend for another women. studies have shown though that when one person leaves the relationship for another person it usually doesn't workout. when one person is a work alcoholic it is easy to start loosing interest in their partner. as we get older our goals start to change so if our goals change over time, but aren't the same goals as our partners its easy to want to leave the relationship. if one person wants kids and they other person doesn't want kids then the relationship can't continue. if one person gains weight and looses their self esteem and looses interest in sex or in any kind of affection its easy for the other person to seek sex and affection else where.