Now that we are in December 2012, there is a lot of attention being given to the end of the Mayan calendar, 12/21/2012. No one even knows if it's really the end, a new beginning, or "the end of the world as we know it" which just signifies a huge change from what it used to be. Regardless of what it truly means, there are many shows currently running on television speculating about various disasters. If you give in to all this wild speculation, you could whip yourself into a frenzy and get a panic attack.
I recommend reading Survival Doctor's latest article,
8 Natural Anxiety Relievers: Which Ones Really Work; Which One Can Be Deadly
If you suffer from panic attacks or anxiety, he has a great list of natural remedies and he includes possible risks as well.
Do yourself a favor and take deep breath, and a giant step away from your worries.