How do you know if you have a panic attack?

Panic attack: Panic attack usually lasts about 15 minutes total. It can occur in daytime or wake you up at night. The symptoms include sudden onset high anxiety state, feeling like you either are going to die or are going to go crazy. 4 physical symptoms must accompany, e.g. Shortness of breath, chest pressure/pain, numbness/tingling, feeling like you will pass out. Often it appears like a heart attack.Call md.

Panic attacks sxs:: anxiety; rapid, pounding heart; chest tightness/pain; shortness of breath w hyperventilation; hot /cold flashes; butterflies in stomach, nausea or vomiting; tingling of mouth or extremities; ^ sweating; feeling faint or lightheaded; headache or shaking, difficulty swallowing or tight throat. There may be a sense that you aren't real or that the world around you is surreal. You may be afraid >