Historic Route 66. While no longer an official U.S. highway, the Main Street of America stretches from Chicago to Santa Monica, with four separate sections designated as national scenic byways.
Underlying Causes of a Panic Attack. In order to gain control of your panic symptoms, it can be helpful to understand the physiological reaction that underlies them. The first trigger in the chain of events happens in your brain.
Panic attack facts. 1  Symptoms of panic attacks usually begin abruptly and include rapid heartbeat, unpleasant chest sensations, shortness of breath, dizziness, stomach upset, tingling, and. severe anxiousness. 2  While panic disorder can certainly be serious, it is not immediately physically threatening.