Panic attacks present with a sudden onset and include an overwhelming sense of fear. They generally last from 20 minutes to one hour, and also are not limited to panic disorder. Panic attacks are usually experienced by those patients who face intense anxiety. They are fairly common and having one does not mean that you have panic disorder. The reality is that Anxiety attacks can happen almost anytime, anywhere, and with or without good reason. Anxiety attacks are known to be one of the worst psychological psychosomatic discomforts known to man, I get them weekly, and they can happen to anyone, regardless of age or gender. They are more common than you may realize, or care to know. Anxiety attacks are no laughing matter. For more information on ways to remove attacks permanently visit this site on experiences with the linden method.