"Fighting the Nights" by Jack Wagner is a song about trying to move on from a past relationship. The lyrics express the protagonist's struggle to let go and forget about their ex-lover. They claim to have gotten over the person and no longer believe in happy endings. They try to convince themselves that they don't think of their ex anymore and don't want to pretend otherwise. Despite their efforts, the protagonist acknowledges that they are still fighting the memories and emotions associated with their past relationship. They attempt to replace their ex-lover but realize they can't win the battle and still dream about them. The lyrics imply that even during their dreams, they feel the presence of their ex by their side. The protagonist claims to make it through the day without wondering about their ex's whereabouts, seemingly convincing themselves that they have moved on. However, deep down, they continue to struggle with the unspoken words and thoughts that echo in their mind. Despite the internal struggle, the song encourages them to keep fighting and not give in to the temptation of their ex-lover's return. The lyrics suggest that the person they are trying to move on from is attempting to come back, but the protagonist recognizes that giving in is not a winning option. Overall, the song portrays the emotional battle of letting go and moving on from a past relationship while acknowledging the lingering feelings and memories that still persist.