From “situationships” to “pink flags,” many dating and relationship terms have made the rounds on social media in recent years. But one that’s particularly impactful is “parallel play.” This concept isn’t about grand romantic gestures or elaborate date nights, and it gets to the heart of true intimacy and lasting love. There are a few potential limitations to keep in mind, however. So what exactly is parallel play, and how can it help (or harm) relationships? HuffPost asked relationship experts