Sometimes anxiety being experienced in the present may stem from an event or person that produced pain and fear in the past, but the anxious individual is not consciously aware of the original source of the feeling. viagra In this form it is called free-floating anxiety. viagra Anxiety, on the other hand, is often unfocused, vague, and hard to pin down to a specific cause. viagra They also will recognize that they are afraid. viagra Most people will feel fear if someone points a loaded gun at them or if they see a tornado forming on the horizon.