run for one's life

verb2

1. •
   To run away desperately from danger.

   • Run to the hills! Run for your life! — 1982
2. •
   To attempt to escape an extremely unfavorable or unfortunate situation.

   • Isn't the dating period supposed to be the period where they are getting to know each other and they are supposed to be in a daze about each other? What is your problem, Bella? Run for your life! — 2007