I have a weird fear of open spaces, it's called Agoraphobia.
Yes, it is characterized by symptoms of anxiety where you feel unsafe. 
Yes, exactly. What is the cause of it do you know?
some people would say these events result in panic attacks
Yes what other symptoms can they cause?
if you want to know the cause, it could be a mix of genetic and enviormental factors
That makes sense, so it can be hereditary? 
Yes it can, and it could also trigger seperation anxiety or major depressive disorders
What are some symptoms of anxiety?
it is uncommon for agoraphobia to resolve. Treatment is typically with a type of counselling called cognitive behavioral therapy (CBT). CBT results in resolution for about half of people. Agoraphobia affects about 1.7% of adults. Women are affected about twice as often as men. The condition often begins in early adulthood and becomes less common in old age. It is rare in children. The term "agoraphobia" is from Greek ἀγορά, "agorá", meaning a "public square" and -φοβία, "-phobia",
Anxiety disorder
Anxiety disorders are a group of mental disorders characterized by significant feelings of anxiety and fear. Anxiety is a worry about future events, and fear is a reaction to current events. These feelings may cause physical symptoms, such as a fast heart rate and shakiness. There are several anxiety disorders, including generalized anxiety disorder, specific phobia, social anxiety disorder, separation anxiety disorder, agoraphobia, panic disorder, and selective mutism. The disorder differs by what results in the symptoms. People often have more than one