Sometimes it does - alcohol can still cause liver damage in excess as one example. Sometimes He leaves us the way we are to allow us to talk to others who suffer from the same damage due to sin. We can become a beacon of hope to that person. That hopeless person knows that we understand exactly what he is going through. God has not given up on them.
Someone does care.
We can be lighthouses along the coastline leading these ships lost out in the storm to a safe port. Lord Jesus - thank You for Your love song to us that is always fresh and always new. Teach us the words to sing. Write them on our hearts and minds so that we can share that same good news with a lost and dying world.