DEFINITION AND SYMPTOMS OF PHOBIAS: A phobia is defined as an unfounded fear. When a person has a phobic attack, they get frightened feelings; their breathing and heart rates increase; they may experience feeling choked up like their heart is in their throat; the palms of their hands may get sweaty; they may experience a sound of ringing in their ears; and they quite often find that they are unable to take part in an activity. These feelings cause the individual to avoid the activities and places that cause them.