Anxiety can affect every aspect of a person's life. It affects how people think and how they feel, and it also has physical symptoms. Anxiety resembles fear, but when a person experiences fear, they know what they are afraid of - whereas anxiety is often less specific. Mild anxiety is vague and unsettling, but severe anxiety can be extremely debilitating. Some people are more vulnerable to anxiety than others, but even those who become anxious easily can learn to manage it well. Negative self-talk, where people always tell themselves that the worst will happen, can cause anxiety; as …