The Firefighter Wife -Several useful links, not only in how to help your fireman/EMS professional, but also to help yourself.
When work comes home: help for responders and their families. This is an article from fire rescue 1. It is a wonderful jumping off point for the family of a first responder needing help.
American Addiction Centers Spouse/Partner Guide– How to promote a healthy environment for recovery
Rehab Spot Information for family members on addiction
How might Your mental health affect your children? Although This article is from the department of veterans affairs, it carries true to all first responders.