Many people in the world have a disorder known as agoraphobia. This disorder brings on extremely strong panic attacks when in crowded places. Most agoraphobics eventually wind up trapped in bed or institutionalized.
The definition for agoraphobia is an anxiety disorder. The main manifestation of the disorder is a fear of having an embarrassing situation that the person can not escape from Someone with Agoraphobia will sometimes have panic attacks when they are in a situation where they feel trapped, uncomfortable or when they are not in control or are too far away from their comfort zone, which are usually their homes. In extreme cases an agoraphobic may only be able to exist in only a room or two of their own home and may even become unable to get out of bed.
Sufferers of Agoraphobia are often overly sensitive to bodily sensations and over react to everyday occurrences, like climbing a flight of stairs. The effort it takes to climb stairs can cause a full blown panic attack, because their hart rate rises as does their breathing. The sufferer may see this is the onset of an attack and actually causes the attack to start, instead of seeing it as a natural reaction...