It's true that sometimes it's hard to let go, even after a breakup. It doesn't matter why you two have broken up- if you still feel emotionally attached to your ex, it's nothing uncommon, so do not worry. We all want to know what our exes do without us. If you want to know if they're seeing someone else, there are plenty of signs you should look out for, so you can stop asking yourself "is my ex seeing someone else?" Here you can find eight obvious signs your ex is dating someone else if you really want to be sure about that.