how to do if your being haunted

Well, have you ever felt that you weren't alone? Like, you can feel someone there but when you look you feel and see nothing?
Well, many ghost encounters start that way, feeling breathing on you, and feeling a cold chill down your spine. When people begin to feel this, some people think nothing of it, like i would. But someone superstitionous people would say othwerwise.
   Knowing that your haunted can be difficult cause you can just be really paranoid.