I worry about this aspect of my sleep. I have gotten used to sleeping in the quiet and darkness and I worry that over the years I might get used to this and not

I worry about this aspect of my sleep. I have gotten used to sleeping in the quiet and darkness and I worry that over the years I might get used to this and not get proper sleep without it. I used to sleep pretty well in a noisy and with distracting lights when I was living near a busy street.