Breaking up is difficult. Some people are able to move on within a few weeks, while others may still think about their ex even after years have passed. It's normal to feel curious about your ex from time to time, but it's important to be cautious. There is a fine line between healthy curiosity and unhealthy obsession. Becoming obsessed with your ex can be detrimental, slowly undermining your ability to find happiness again. In fact, you might not even realize when you've crossed into the obsession stage. To help you assess your feelings, let's explore the signs that suggest you may be too fixated on your ex.