At some point in history, someone told you that you were erm-ing too much. Someone did. Or maybe something happened to convince you that it was a bad thing. Or do we just know instinctively, because ERM is the word most people are afraid of?
Let’s get one thing clear: To “erm” is human. To “erm” repeatedly when you are trying to make a point, can become distracting.
As with all vocal or physical gestures, once you start repeating them THAT’s when they become annoying.
One of interviewees on Melvyn Bragg’s In our Time and first interviewee in Women’s hour discussing pregnant women in prison today used erm so much I have turned off radio