Whether it’s giving a toast at a friend’s wedding or waiting for the results of medical tests, we all get worried, nervous, or stressed out sometimes. But what’s the difference between feeling anxious and having anxiety?

To find out, we talked with Dr. Karen Cassiday, president of the Anxiety and Depression Association of America. She says the essential feeling is the same—it’s the intensity that matters, and the effect the feeling has on a person’s life. READ MORE