Panic Attacks Classified by 4 of the following symptoms - Feeling dizzy - Excessive sweating - Heart palpitations - Tremors - Feeling of suffocation - Numbness in the extremities - Fear of death - Feeling of weakness - Feeling detached from reality - Fear of losing self-control or losing one's mind Anxiety Attacks - Nervous tension - Sleep problems - Shortness of breath - Discomfort - Body sensitivity - Difficulty remembering - Difficulty concentrating