Agreed, it's easy to become desensitized. That said, I would have otherwise not been aware of the issue at all! So the labels do help (me) with general awareness. And although I can't always avoid it, I'm now on the lookout for furniture made without these types of chemicals. I would have been clueless sans warning.
Big box restaurants here have to post calorie counts on their menus, and while I still can't believe my favourite burger combo is over 2400 calories (lunch), and I can't resist most of the time, it's got me thinking. Like maybe once per week, and then go for something not so heavy on the calories.
A counter point article I just read - graphic health warnings on cigarette packages losing their impact, study shows: https://nationalpost.com/news/canada/graphic-health-warnings...
But they did / still do have an impact.