There are a few giveaways that can help you determine if your love is not as strong as it used to be. One indicator is if your partner takes less interest in things you used to enjoy doing together, Johns-Carter said. If your partner seems distant or uninterested in you, there may be trouble brewing. If your partner starts making negative comments about your relationship or tries to push you away, it could be an indication that the depth and intensity of your love has diminished significantly.