People with GAD can't seem to shake their concerns, even though they usually realize that their anxiety is more intense than a situation warrants. People with GAD also seem unable to relax. They often have trouble falling or staying asleep and startle more easily than other people. They may also suffer from depression. A specific phobia is a fear of a particular object or situation.
Social phobia is a fear of being painfully embarrassed in a social setting.
And agoraphobia, which often accompanies panic disorder, is a fear of being in any situation that might provoke a panic attack, or from which escape might be difficult if one occurred. You may be able to ski the world's tallest mountain with ease but feel panic going above the 10th floor of an office building. If the object of this fear is easy to avoid, people with phobias may not feel the need to seek treatment. Sometimes, though they may make important decisions to avoid a phobic situation. It often runs in families and may be accompanied by depression or alcoholism.