Years past miners took a canary with them when they went deep into the earth to dig out coal. The canary went along with the miners as a carbon monoxide gas detector — a lethal gas. When the canary quit singing, the miners knew that the canary smelled gas and it was time to make a quick exit.
For me, there are also certain things that warn me of dangers ahead that might cause me to isolate, shame myself plus roll around negative thoughts in my mind which I know would gradually lead me down the path to total immobility. Now that I know the triggers which got me depressed before I can take the necessary precautions and get busy talking to a fellow Depressed Anonymous member (sponsor), go to a meeting, do the Home Study program, get back to exercising on a regular basis, stay away from junk food and continue my daily living one day at a time. What are the triggers that might throw you back into the prison and immobility of depression?
Source: Depressed Anonymous, 3rd edition.(2011) Depressed Anonymous Publications. Louisville.