One the basic defense mechanism we have within our selves is call Protective. Protective is more than just a defense mechanism for it has a caring nature. Like, you might say, a knight it shields and protects you. This is why it is such an aid in help eliminating anxiety and panic. By learning to protect self, your being you will find fewer problems in life. For example, smoking can cause anxiety and panic because it will affect your health. You are not protecting your health. Drinking excessively can be harmful to your health, but if you reduce your intake you are basically protecting self from harm.
Most times people deal with dread, fear, worry, anxiety, stress, and the like failing to see the reality and imagined triggers that stimulate the emotions. Most times the person will run to escape the feelings, rather than learning to deal with them as they come along.
Panic is real when you come face to face with a serial killer, however panic is not real when a bill comes along and you have less than a week to pay the darn thing. Most times, if you dig up resources, ask questions and the like you will find a solution to your problem. Likewise, fear is real when you come face to face with a rapist or murderer