May 1, 2017. Adult attention deficit hyperactivity disorder could be straining your relationships – – and you may not even know it. WebMD tells you more. May 12, 2017. Inattentiveness. ADHD Relationships Distracted. Image: Flickr. When you think of ADHD, you might think of someone who lacks the ability to pay attention. In fact, there is a subtype of ADHD called predominantly inattentive. This is what the “ oldschool” attention…