Earlier quoted context omitted.
So I'm not a researcher, just a sufferer, but my understanding is that yes, emotional regulation issues are common with ADHD. Attention-deficit is kind of a misnomer; a lot of doctors now think "executive functioning disorder" would be a better name. Executive functioning is sort of the layer that sits on top of our underlying systems - whether they be behavioral or emotional - and allows us some level of conscious a…
Since we're comparing notes, do you find yourself hearing sounds that nobody else hears? Executive function may be involved, but the inability to filter sensory information is a pretty big part of things for many people. When I'm two rooms away shouting "What is the dog eating?" to two people who are sitting in the same room as the dog, that's not about executive function.
Actually, I'd argue that it is. The other people's executive function is what allows their sensory filtering: they can almost completely filter out sounds their brain has decided is unimportant.