Can someone suggest a metaphor that can describe how one could be oblivious to a situation, such as alcoholism

Question by Angela: Can someone suggest a metaphor that can describe how one could be oblivious to a situation, such as alcoholism
and drug addiction. I am trying to describe how I could be blind to a situation in reference to alcoholism and drug addiction. Please give me some ideas.

Best answer:

Answer by Singing Blondie
You could use the term intoxicated.

Add your own answer in the comments!