Arachnophobia, acrophobia, agoraphobia, cynophobia and ophidiophobia are some common phobias, according to About.com. Other common phobias include astraphobia, social phobias, trypanophobia, pteromerhanophobia and mysophobia. A phobia is an anxiety disorder characterized by extreme fear that causes emotional and physical distress. Symptoms of a phobia include rapid heartbeat, difficulty breathing, panic and an extreme desire to remove oneself from the phobia, claims Everyday Health.
Arachnophobia is a fear of spiders. More women suffer from this phobia than men, states About.com. Acrophobia is an extreme fear of heights, and agoraphobia is a fear of situations of which there is no escape. Fear of crowded areas and fear of open spaces are examples of agoraphobia. One-third of people with panic disorder suffer from this phobia at some point.
Cynophobia is a fear of dogs, often caused by a negative experience with dogs, explains About.com. A fear of snakes is known as ophidiophobia. This fear often originates from cultural influences or personal experiences. A fear of thunder and lightning is known as astraphobia. Social phobias are fears of social situations, which are so severe that they causes a person to avoid public outings and events. Trypanophobia is a fear of injections; pteromerhanophobia is a fear of flying; and mysophobia is a fear of germs.